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5.988 kg = 5988 g. As you already know how the grams to moles conversion work, find the number of moles: n = 5988 g / 18.015 g/mol = 332.4 mol. 2.360 moles of lead (II) oxide 3. All Rights Reserved. Everybody needs a calculator at some point, get the ease of calculating anything from the source of calculator-online.net. obj Trying to find: number of grams of H 2 O. Note that rounding errors may occur, so always . For example: NaOH = 2.10 mol * 39.997 g/mol = 83.9937g, Mg(OH)2 = 1.05 mol * 58.319 g/mol = 61.23495g, NaCl = 2.10 mol * 58.442 g/mol = 122.7282g. Carrying out stoichiometry conversion as below: The balanced chemical stoichiometry equations for the water formation reaction is as follows: Now you need to write the atomic and molecular masses of each and every atom involved in the reaction: For calculations and steps, tap the atomic mass calculator. This term refers to the tag given to a number to identify what it is measuring . To calculate the mass of gold recovered, multiply the number of moles of gold by its molar mass. dLt5349c 5zBzdHZ_Rf-"%i. 100 grams to liter = 0.1 liter. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. & = 400 .0\: \cancel{L} \left( \dfrac{3 .30 \times 10^{4-}\: mol\: [Au(CN)_2 ]^-} {1\: \cancel{L}} \right) = 0 .132\: mol\: [Au(CN)_2 ]^- \end{align} \). They are then tasked with calculating the amount of gas (NaN 3) that must be used to inflate a vehicle air bag to the correct size. The present average concentration (mass percent) of magnesium ions in seawater is 0.13%. >> Reaction Stoichiometry Calculator Thermobook.net Intro Thermodynamics Reaction Thermodynamics Equilibrium Composition All the spaces are ignored and symbol is converted to =. 1 1. chosen because it is the number of atoms in 12 grams of carbon, is known as Avogadro's . With the help of our stoichiometry calculator, we can easily get the result in no time. `3]bi$~zG^^?e/=+-_)x4i W:tu/c]o$SmK):AZkOT--"W;^usU,RPULHo6;A|;Ss$J8U&:nP48>QT3_IboQ/Q>0Lzc(R1iXMS5R O!-[V.M5RXN,8|ft @>W QXH*k !qLJ$%`e:pus;o /S You will just need, . A detailed explanation of each example is included, as well as a blank copy of the examples for studen. From the balanced chemical equation, obtain the number of moles of another substance (B) from the number of moles of substance A using the appropriate mole ratio (the ratio of their coefficients). Quick conversion chart of grams to liter. Thus, for example, 1 mole of M g B X 2 is 1 gram-molecule of M g B X 2 but 3 gram-atoms of M g B X 2. 1 gram of hydrogen reacts with (32/4) 8 grams of oxygen to give (36/4) 9 grams of water solution. 4NH(g) + 7O(g) 4NO(g) + 6HO(l) Step 2. 100. Our site uses cookies to improve your experience, to analyze traffic and to personalize ads. Using the appropriate drop-down menu, one can choose an output format for the balanced chemical equation: Html The balanced equation is represented using html tags for indices and charges. Check the chemical equation to make sure it is balanced as written; balance if necessary. The space shuttle had to be designed to carry 0.126 tn of H2 for each 1.00 tn of O2. Because so much energy is released for a given mass of hydrogen or oxygen, this reaction was used to fuel the NASA (National Aeronautics and Space Administration) space shuttles, which have recently been retired from service. In the Balanced Equation field you will have the result: Below is the table of the reactants and products of the reaction with amounts for each compound. /Type When you read the question, the given will be in grams, but the unknown will still be in moles. Our equation is balanced! Example: H{+}+CO3{2-}=H2O+CO2. The reactants and products, along with their coefficients will appear above. These fields are interactive, and you can change any amount value and all the other fields are automatically recalculated. /Transparency This field is now highlighted in light pink, indicating that the original equation was unbalanced. 15.0 grams of table sugar (C12H22O11) is added to 200.0 mL of water. The ideal gas law can be re-arranged to obtain a relation between the density and the molar mass of an ideal gas: In the combustion reaction, oxygen reacts with the fuel, and the point where exactly all oxygen is consumed and all fuel burned is defined as the stoichiometric point. For example, lets say we have 100g of MgCl2 and want to convert it to the number of moles: 100/95.211 = 1.05 moles. 7 The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". All these questions can be answered using the concepts of the mole, molar and formula masses, and solution concentrations, along with the coefficients in the appropriate balanced chemical equation. Stoichiometry Calculator | Online Calculator to solve Stoichiometry to perform all your calculations. \merc>2>[{yA0 Convert moles of A to moles of B (moles of BaCl, Convert moles of B to grams of B (moles of AgCl to grams of AgCl). There are 4 problems per sheet and 4 different sheets. Note, the 40 chemical formulas and names cover a wide spectrum of chemical nomenclature, include ionic bonding, covalent bonding, and polyatomic ions. To denote an ion specify its charge in curly brackets after the compound: {+2} or {2+}. How many grams of pure gold can be obtained from a ton of low-grade gold ore? We can tackle this stoichiometry problem using the following steps: Step 1: Convert known reactant mass to moles In order to relate the amounts \ce {H2SO4} HX 2SOX 4 and \ce {NaOH} NaOH using a mole ratio, we first need to know the quantity of \ce {H2SO4} HX 2SOX 4 in moles. The molar mass of H2 (2.016 g/mol) allows us to calculate the corresponding mass of H2: \[mass \, of \, H_2 = 5.66 \times 10^4 \, mol \, H_2 \times {2.016 \, g \, H_2 \over mol \, H_2} = 1.14 \times 10^5 \, g \, H_2 \nonumber \]. 1.61 grams of water can be made from 0.03 moles of ethane or 0.90 grams of ethane. What Equipment is Needed for Online Teaching. DOC Worksheet for Basic Stoichiometry - Winston-Salem/Forsyth County Schools Enter any known value. Determine the given and what is being asked. Given: reactants, products, and mass of one reactant. Step 1: grams of A is converted to moles by multiplying by the inverse of the molar mass. The large cylinder in the middle contains the oxygen and hydrogen that fueled the shuttles main engine. Use this graphic organizer. 1. 1 gram of hydrogen reacts with 32/4 = 8 grams of the oxygen, Mass of the water produced = 36/4 = 9 grams. Knowing how to convert grams to moles may be helpful in numerous chemical tasks, e.g., finding the mole fraction of a solution. Every calculation starts with some knowns or inputs. PDF Gram to Gram Stoichiometry The problem asks for the mass of gold that can be obtained, so the number of moles of gold must be converted to the corresponding mass using the molar mass of gold: \( \begin{align} mass\: of\: Au &= (moles\: Au)(molar\: mass\: Au) \\ It can also be used to determine the masses of reactants that are necessary to form a certain amount of product or, as shown in Example \(\PageIndex{1}\), the mass of one reactant that is required to consume a given mass of another reactant. There are three grams of matter on the left but only two grams on the right. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. The LibreTexts libraries arePowered by NICE CXone Expertand are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. We get: (6) 2 g r a m s H X 2 + 1 g r a m O X 2 2 g r a m s H X 2 O In chemistry mass is conserved. Step 2: Set up the multiplication grid - Put the given on the 'front ledge', and what you want to find behind the grid. 2021 The Science Mentor. So, grams are a very basic part of any stoichiometry calculator or calculation. Note the moles of BaCl2 are on the bottom. How many grams in 1 liter? 0 This equation is not balanced because there are two oxygen atoms on the left side and only one on the right. Stoichiometric Worksheet #2 Gram to Gram Calculations.pdf - Course Hero Quizzes with auto-grading, and real-time student data. Convert ml to grams sugar. Web 8) if you were given 53.96 grams of aluminum and 32.00 grams of oxygen for a reaction, which would be used . SO4-2, or denoted using the tiny symbols, e.g. This stoichiometry calculator lets you calculate the relative amounts of reactants and products involved in a chemical reaction. It immediately converts to the normal form. These assignments will take, Stoichiometry and the Mole -- Unit Bundle, Chemistry Interactive Google Slides -- Bundle Set, Chemistry Partial Curriculum editable no-prep, self-grading digital and print, Chemistry Lessons and Worksheets Bundle for High School Chemistry, Growing High School Chemistry MEGA Bundle, Chemistry Curriculum Full Year Guided Notes Bundle, Complete Stoichiometry Worksheet Bundle for Chemistry Courses, Stoichiometry Chemistry Activity Bundle | Print and Digital mix. (a) Find the moles of water that were formed n = m = 2.46 g = 0.14 moles of water formed M 18.02 g/mol 1. a.WJ9PZs|U-tk8*\DX3YHqF/%@8q0 (eq@;An%2#n>HEb+=s8 ,EjW:j3*p:# nfG6=/DrN2e).EF?BNQpwFE4P-kIgrhBM. 5 LabMaterialsOreo cookiesScalePlease see the preview and feel free, Lab and Limiting Reactant Making Cookies Percent Yield Editable (teacherspayteachers.com)HS-PS1-7Use mathematical representations, determine and balance the equation. 5jn^^B?I Stoichiometry Calculator and Chemical Equation Balancer An answer key is included.Worksheet #2 has students calculate. calculator to do it for you. Balancing the equation. 1000 Gram (g) is equal to 1 Kilogram (kg). R Replace immutable groups in compounds to avoid ambiguity. 6 Then convert the moles of hydrogen to the equivalent mass in tons. PDF Stoichiometry What is stoichiometry? - montgomery.k12.ky.us B Because the coefficients of gold and the [Au(CN)2] ion are the same in the balanced chemical equation, assuming that Zn(s) is present in excess, the number of moles of gold produced is the same as the number of moles of [Au(CN)2] (i.e., 0.132 mol of Au). Dividing mass by molar mass gives you 3.00 g/28.0134 g/mol = 0.107 mol. << Step 1: Balance the equation. Understand grams and mass. This website uses cookies to improve your experience while you navigate through the website. (Unreacted fuel may also remain because of slow combustion or insufficient mixing of fuel and oxygen this is not due to stoichiometry). (This information is crucial to the design of nonpolluting and efficient automobile engines.) Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. Given: chemical equation and molarity and volume of reactant. A gram is a unit of mass in the metric system defined as one thousandth (1 x 10-3) of a kilogram.Originally, the gram was defined as a unit equal to the mass of one cubic centimeter of pure water at 4C (the temperature at which water has maximum density).The definition was changed when the base units for the International System of Units (SI) were redefined by the 26th General Conference of . The combustion of hydrogen with oxygen to produce gaseous water is extremely vigorous, producing one of the hottest flames known. These cookies ensure basic functionalities and security features of the website, anonymously. CH3CH2CH2CH2OH + SOCl2 = CH3CH2CH2CH2Cl + SO2 + H2O, NaHSO4 + (CH3COO)2Ba = BaSO4 + Na2SO4 + CH3COOH. The remaining values will automatically be calculated. This can be done using our molar mass calculator or manually by following our tutorial. Small indices The balanced equation is represented using tiny symbols for indices and charges. /Nums How to Use Stoichiometry Calculator? The amount in grams for each compound is calculated to be a product of the compound molecular weight and the respective number of moles. R When we bake a cake, we use basic stoichiometry to determine how much of each ingredient contributes to the final product. For example, you may be given moles of A and need to convert to grams of B. Quantitative calculations that involve the stoichiometry of reactions in solution use volumes of solutions of known concentration instead of masses of reactants or products. in order to convert from moles to grams we use the molecular weight of aluminum but why isn't that value multiplied by 2 since there are 2 Al atoms reacting. Metal-organic frameworks (MOFs) are highly nanostructured coordination polymers that contain metal cations and organic linkers and feature very large pore volumes and surface areas. This assumes you are giving students word equations, or unbalanced equations. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. b) Note that complete combustion of 4 g of CH4S requires 7.981831 g of O2. We assume you are converting between gram [sugar] and gram [water].You can view more details on each measurement unit: grams or gram The SI derived unit for volume is the cubic meter. Stoichiometry Worksheet - Chemistry 51 1 Stoichiometry - Studocu Now, lets use the steps to solve a problem. problems with this great, detailed worksheet!The first page is a set of examples that can be completed together in class. Why convert to moles for stoichiometry calculations? How easy was it to use our calculator? Unit 5 Test - JeopardyLabs A single electron is denoted as e. To solve quantitative problems involving the stoichiometry of reactions in solution. The initial step in solving a problem of this type is to write the balanced chemical equation for the reaction. x| General Guidelines for solving: 1. balance equation. You may Accept All cookies or visit Cookie Settings to provide a controlled consent. Stoichiometry Worksheet 1 Mole To Mole And Mole To Gram Calculations Grams to Grams Stoichiometry Practice This page provides exercises in using chemical reactions to relate the masses of two substances. Equivalent (chemistry) An equivalent (symbol: officially equiv; [1] unofficially but often Eq [2]) is the amount of a substance that reacts with (or is equivalent to) an arbitrary amount (typically one mole) of another substance in a given chemical reaction. worksheet designed for a general chemistry course in high school or college. hz.iGnS8nu help them set up the problems. Multiple independent solutions The entered equation can be balanced in an infinite number of ways. The molar mass for BaCl2 is 208.233 g/mol . Grams to Moles | Stoichiometry | Success in Chemistry Stoichiometry: Grams to Moles Stoichiometry: Convert Grams to Moles (3 of 5) Step-by-Step Example: Convert 9.62 grams of H2O to moles. Change the moles of the elements of the reaction equation. Now determine the exact mass of oxygen gas that may be required to burn one gram of hydrogen. << /Length 5 0 R /Filter /FlateDecode >> 0 To illustrate this procedure, consider the combustion of glucose. Round Robin Description: A universally high-engagement activity where students work together, problems. Grams are a unit of mass, or amount of matter.If you crush an object to make it smaller and denser, this will not change its mass. The packet includes 25 practice problems (1 balance the equation, 1 mole ratio, 7 mole to mole, 6 mole to gram, 6 gram to mole and 6 gram to gram). Theres a 1 mole BaCl2 to 2 mole AgCl ratio. From the mole ratio in the balanced chemical equation, determine the number of moles of hydrogen required. Use the coefficients in the balanced chemical equation to find the molar ratio. )lSB h#-qHH{UQW)_r\)l:>"Z. dJ @-1[gzs^=azYnavFpLuwJ\,OI=k=qe5-Lf'D 5d uZ`88upWDX6-^1mH mol1: Gas stoichiometry often involves having to know the molar mass of a gas, given the density of that gas. Worksheet for Basic Stoichiometry Part 1: Mole Mass Conversions Convert the following number of moles of chemical into its corresponding mass in grams. /Type There are a number of obvious notifications in case of error detected in the course of initial inspection of the entered equation, like Unexpected character or Brackets not balanced. Full answer key is also provided for all 9 problems. This section describes how to use the stoichiometry of a reaction to answer questions like the following: How much oxygen is needed to ensure complete combustion of a given amount of isooctane? 7n(6 {[(W|Tn51*/I,r0g^m9fjW@pmEA^'7Vt_wO9q|QW`AS;16:)bj8c%+F8R'+^.Xw 9Itj) o endstream endobj 9 0 obj 1273 endobj 10 0 obj [ /CalGray << /WhitePoint [ 0.9496 1 1.40581 ] /Gamma 1.79691 >> ] endobj 11 0 obj [ /CalRGB << /WhitePoint [ 0.9496 1 1.40581 ] /Gamma [ 1.79691 1.79691 1.79691 ] /Matrix [ 0.381 0.2072 0.02119 0.32021 0.6805 0.14281 0.24831 0.112 1.24159 ] >> ] endobj 12 0 obj << /Count 0 /Type /Outlines >> endobj xref 0 13 0000000000 65535 f 0000000016 00000 n 0000000307 00000 n 0000000339 00000 n 0000000451 00000 n 0000000574 00000 n 0000000665 00000 n 0000000944 00000 n 0000002167 00000 n 0000003516 00000 n 0000003537 00000 n 0000003622 00000 n 0000003807 00000 n trailer << /Size 13 /Info 1 0 R /Root 3 0 R /ID[<93a4d9e87f7eed2fb12e55ddc97c4955>] >> startxref 3858 %%EOF. B To convert tons of oxygen to units of mass in grams, we multiply by the appropriate conversion factors: \[ mass \, of \, O_2 = 1.00 \, tn \times { 2000 \, lb \over tn} \times {453.6 \, g \over lb} = 9.07 \times 10^5 \, g \, O_2 \nonumber \]. Stoichiometry (video) | Khan Academy If you're interested in finding limiting reagents when you know the amounts of all reagents, you can 100. The word 'stoichiometry' is derived from the Greek words 'stoikhe' (meaning proportion or balance) and 'eikion' (meaning amount). 7) Using the following equation: Pb(SO4)2 + 4 LiNO3 Pb(NO3)4 + 2 Li2SO4 This lesson hooks students, organizes concepts before calculations, and covers you from bell, bell and beyond. Solution. stream The balanced chemical equation for the reaction and either the masses of solid reactants and products or the volumes of solutions of reactants and products can be used to determine the amounts of other species, as illustrated in the following examples. First, convert grams of N 2 to moles. Stoichiometry is the calculation of quantitative relationships of the reactants and products in chemical reactions. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. The balanced chemical equation for a reaction and either the masses of solid reactants and products or the volumes of solutions of reactants and products can be used in stoichiometric calculations. To perform a stoichiometric calculation, enter an equation of a chemical reaction and press the Start button. problems using Google Slides and PearDeck. Calculation of relative quantities of reactants and products in chemical reactions, Different stoichiometries in competing reactions, Stoichiometric coefficient and stoichiometric number, Stoichiometric air-to-fuel ratios of common fuels, Prigogine & Defay, p.18; Prigogine, pp. Key Idea 3 Great for bell ringers, mid-class learning checks, exit tickets, homework, or assessments. This category only includes cookies that ensures basic functionalities and security features of the website. 0 2 C4H10 + 13 O2 ----> 8 CO2 + 10 H2O 1. It can also handle equations that contains fractions and decimals. For example: MgCl2 + NaOH Mg(OH)2 + NaCl is balanced to get MgCl2 + 2NaOH Mg(OH)2 + 2NaCl. Finally, to calculate the amount of the other substances: You now know the number of moles of each substance needed in a theoretical perfect reaction. ChemTeam: Stoichiometry: Mass-Mass Examples This is the first worksheet I use during my. endobj /Filter Divide the amount of moles you have of the known substance by the coefficient of the known substance. [ Here with the help of another molecular formula calculator, you can get to know the steps involved in calculating the molecular mass of any compound. Then continue conversions until you reach the units and substance asked for. Just before a chemistry exam, suppose a friend reminds you that glucose is the major fuel used by the human brain. obj 1) NaOH 23 + 16 + 1 = 40.1 grams 2) H 3PO 4 3 + 31 + 64 = 98.0 grams 3) H 2O 2 + 16 = 18.0 grams 4) Mn 2Se 7 663.0 grams 5) MgCl 2 95.3 grams 6) (NH 4) 2SO 4 132.1 grams Solve any 15 of the following: . << PDF Stoichiometry - Given Grams find Grams Practice Sheet - LSRHS Step 2: Set up the multiplication grid Put the given on the front ledge, and what you want to find behind the grid. We have included a learning target, warm up slide, instructions on how, and two guided practice problems and independent practice at the end that you will have, the Google Forms that is included. They are separated by an arrow () which indicates the direction and type of the reaction. Weight (Mass) Conversion Calculator Stoichiometry (solutions, examples, videos) - Online Math Learning Thus 2 mol of H2 react with 1 mol of O2 to produce 2 mol of H2O. Always have a balanced chemical equation! This means that we must enter 3 g for O2 and get that only 1.503415 g of CH4S will react to yield 2.002069 g of SO2. Once you have a balanced equation, determine the molar mass of each compound. (3) Leave me a nice positive comment. For example, the equation (NH4)2SO4=NH4OH+SO2 has only trivial solution when all the coefficients set to zero. 10 Answered: Determine the molar mass of NaHCO3. Use | bartleby How many grams in 1 gram? Questions used in this program are simple and meant, . /Parent 0 How to Do Stoichiometry (with Pictures) - wikiHow This website uses cookies to improve your experience while you navigate through the website. Discrepancies between the two values are attributed to rounding errors resulting from using stepwise calculations in steps 13. Results for moles to grams stoichiometry conversions use our limiting reactant calculator. 1 ml of powdered sugar will have a mass of 0.56 grams. 1 So, powdered sugar again has a density of 0.56 grams/ ml. Usually it is a combination of a few different independent reactions. It automatically balances equations and finds limiting reagents. And since tracking each unit conversion is so important, always use a multiplication grid! Students are tasked with calculating the amount of sodium gas (NaN 3) that must be produced to inflate a vehicle air bag to the correct size . Balancing equations So, the formula is- Grams to Grams Stoichiometry Practice - ScienceGeek.net The gram is often used as a unit of weight, and it can be measured using a scale in everyday situations. Gram-Gram Stoichiometry. 200 grams to liter = 0.2 liter. For example, in the reaction 2AlBr 3 + 3K 2 SO 4 6KBr + Al 2 (SO 4) 3, stoichiometry is used to figure out the reaction coefficients, as well as the relative quantities of mass/moles that are present. Grams to Moles | Stoichiometry | Success in Chemistry - The Geoexchange >> /Pages Secondary science teacher, curriculum developer, and instructional coach. Stoichiometry Worksheet 3 - Gram-to-Gram Calculations Stoichiometry Worksheet 3 - Gram-to-Gram Calculations Learning Target Students will calculate the theoretical yield in moles and grams Textbook Section 9.2 Directions: You must solve each of the following problems using dimensional analysis. Given 100 g of cinnabar, how much elemental mercury can be produced from this reaction? ] You will immediately get 5.326725 g for SO2. Matte, Unit - Digital Interactive Notebook (Distance Learning), In this unit of assignments, the students are asked, understand balancing equations, solving molar mass, solving, moles of the same substance, converting between different substances using mole ratios, calculating, problems, and solving limiting reactant problems. conversions in chemical reactions. So, you may be converting both theSubstance (NaCl, Fe, CO2). Then click the Calculate button. A stoichiometric quantity is the amount of product or reactant specified by the coefficients in a balanced chemical equation. This is to cancel out what we are given (grams), and convert to moles. 15.1 kJ The following notifications deserve special attention: Improper equation The entered equation has chemical elements on the left-hand side that are missing on its right-hand side, or vice versa. This is the full version of the product and contains 40 pre-programmed masses, chemical formulas, and chemical names. /Contents Works perfectly with Google Classroom -- just upload and allow students, work! R Reaction Stoichiometry Calculator - Thermobook.net NASA engineers calculated the exact amount of each reactant needed for the flight to make sure that the shuttles did not carry excess fuel into orbit. << $nN86da]41+GB=y\v2tUuWW}&sFY/ 4'4!3qxPXNHm L[uwHF&dqSztkRX^qu%$PFRh4GTL]hF`{rU1\sj31hNM7s-?7mW*|q!$- 7Q-S[nKwZls{# Show the conversions required to solve this problem and - Brainly This cookie is set by GDPR Cookie Consent plugin. I have included a worked answer key and a couple of versions of the worksheet. Glucose reacts with oxygen to produce carbon dioxide and water: \[ C_6H_{12}O_6 (s) + 6 O_2 (g) \rightarrow 6 CO_2 (g) + 6 H_2O (l) \label{3.6.1} \]. 1 step conversions: Conversion units o 1 mole = the molar mass (MM) of a compound o 1 mole = 22.4 L of a gas @ STP (Standard Temperature and Pressure) 0C and 1 atm o 1 mole = 6.02 x 10 23particles (this is Avogadro's Number) units are atoms, molecules, ions, or formula units Volume of a gas only works if the gas is an ideal gas at standard 2) Convert the given grams to moles: 85.2 g / 17.0307 g/mol = 5.00273 mol 3) Construct two molar ratios and set them equal to each other. An expanded version of the flowchart for stoichiometric calculations is shown in Figure \(\PageIndex{2}\). This includes Mole, conversions. Check out the above video if you want more details for each step. Use the molar mass of CO2 (44.010 g/mol) to calculate the mass of CO2 corresponding to 1.51 mol of CO2: \[ mass\, of\, CO_2 = 1.51 \, mol \, CO_2 \times {44.010 \, g \, CO_2 \over 1 \, mol \, CO_2} = 66.5 \, g \, CO_2 \nonumber \]. A balanced chemical equation gives the identity of the reactants and the products as well as the accurate number of molecules or moles of each that are consumed or produced. All versions are editable, fit your needs and can be used as a stand-alone resource or split into multiple mini-practice activities.