Reactants and products calculator

Author: o | 2025-04-23

Reactants and Products Calculator. This calculator performs calculations related to reactants and products in a chemical reaction. Explanation. Calculation Example: This Calculating Amounts of Reactants and Products. This calculator provides the calculation of amounts of reactants and products for a chemical reaction. Explanation.

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Free Enthalpy Calculator is helpful to find the chnage in enthalpy of a reaction. We have two simple methods to calculate the enthalpy change like reaction scheme and enthalpy formula. Students have to select one method to calculate the enthalpy, enter the required input details and hit the calculate button to avail change in enthalpy value easily. Enthalpy Calculator: Do you feel that computing the change in enthalpy for a chemical reaction is not so easy? Then make use of user-friendly Enthalpy Calculator to get the result effortlessly. In the following sections we have provided the step by step process to calculate the enthalpy and formulas. Also, find the example questions, useful information kike what is enthalpy, standard enthalpy of formation table, and many more to understand the concept. Below-listed are the useful steps to compute the enthalpy change of a chemical reaction using either enthalpy formula or using the chemical reaction scheme. Follow these steps for obtaining the result easily. Using Enthalpy Formula: Obtain the internal energy, volume of the reactants, products and pressure. Subtract the products volume from the reactants volume and multiply it by the constant pressure. Subtract the internal energy of the products from the reactants. Add the result in step 2 with the step 3 to get the chnage in enthalpy. Using Reaction Scheme Get any balanced chemical reaction. Find the standard enthapies of the each of the substance in the reaction. Find the sum of enthapies of reactants and sum of products enthapies. Subtract

Reactant to product mass calculator

Fe203 → 203Fe Enter Another Equation Compound Coefficient Molar Mass Moles (g/mol) Weight (g) Reactants Fe203 1 Fe203 1 11336.535 Products Iron 203 Fe 203 55.845 To calculate the stoichiometry of Fe203 = Fe you must balance the equation to find the stoichiometric mole ratio of each compound. The equation can be balanced using the chemical equation balancer. The stoichiometry calculator above shows the mole ratios/coefficients of the balanced equation, Fe203 = 203Fe. Enter the amount of any of the substances to determine the ideal amounts to maximize the theoretical yield of the reaction. To find the limiting and excess reagents when a non-ideal amount of each substance is used, you can use the limiting reactant calculator. The stoichiometric mole ratio of Fe203 for a maximum theoretical yield is 1, which will yield Fe in a ratio of 1. If you combine 11336.535g (or 1 moles) of Fe203 (molar mass = 11336.535 g/mol) it will have a theoretical maximum yield of 11336.535g (203 moles) of Fe (molar mass = 55.845 g/mol). Step by Step CalculationsEnter moles or weight of a reactant or product into the calculator to view the step by step calculations needed to find the moles and weights of the other reactants/products. This calculator will perform reaction stoichiometry calculations. Instructions To perform a stoichiometric calculation, enter an equation of a chemical reaction and press the Start button. The reactants and products, along with their coefficients will appear above. Enter any known value. The remaining values will automatically be

amount of reactants and products calculation

Each compound (reactant or product) in the equation with a variable to represent the unknown coefficients.a BaCl2·2H2O = b BaCl2 + c H2OStep 2: Create a System of EquationsCreate an equation for each element (Ba, Cl, H, O) where each term represents the number of atoms of the element in each reactant or product.Ba: 1a = 1b + 0cCl: 2a = 2b + 0cH: 4a = 0b + 2cO: 2a = 0b + 1cStep 3: Solve For All VariablesUse substitution, Gaussian elimination, or a calculator to solve for each variable.1a - 1b = 02a - 2b = 04a - 2c = 02a - 1c = 0Use your graphing calculator's rref() function (or an online rref calculator) to convert the following matrix into reduced row-echelon-form:[ 1 -1 0 0][ 2 -2 0 0][ 4 0 -2 0][ 2 0 -1 0]The resulting matrix can be used to determine the coefficients. In the case of a single solution, the last column of the matrix will contain the coefficients.Simplify the result to get the lowest, whole integer values.a = 1 (BaCl2*2H2O)b = 1 (BaCl2)c = 2 (H2O)Step 4: Substitute Coefficients and Verify ResultCount the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced.BaCl2·2H2O = BaCl2 + 2 H2O Reactants Products Ba11✔️Cl22✔️H44✔️O22✔️Since there is an equal number of each element in the reactants and products of BaCl2*2H2O = BaCl2 + 2H2O, the equation is balanced.Balance BaCl2*2H2O = BaCl2. Reactants and Products Calculator. This calculator performs calculations related to reactants and products in a chemical reaction. Explanation. Calculation Example: This Calculating Amounts of Reactants and Products. This calculator provides the calculation of amounts of reactants and products for a chemical reaction. Explanation.

amounts of reactants and products calculation

2S + 3O2 + 2H2O → 2H2SO4 Enter Another Equation Compound Coefficient Molar Mass Moles (g/mol) Weight (g) Reactants Sulfur Dioxygen Water 2 S 2 32.065 3 O2 3 31.9988 2 H2O 2 18.01528 Products Sulfuric Acid 2 H2SO4 2 98.07848 To calculate the stoichiometry of S + O2 + H2O = H2SO4 you must balance the equation to find the stoichiometric mole ratio of each compound. The equation can be balanced using the chemical equation balancer. The stoichiometry calculator above shows the mole ratios/coefficients of the balanced equation, 2S + 3O2 + 2H2O = 2H2SO4. Enter the amount of any of the substances to determine the ideal amounts to maximize the theoretical yield of the reaction. To find the limiting and excess reagents when a non-ideal amount of each substance is used, you can use the limiting reactant calculator. The stoichiometric mole ratio of S, O2 and H2O for a maximum theoretical yield is 2:3:2, which will yield H2SO4 in a ratio of 2. If you combine 32.065g (or 1 moles) of S (molar mass = 32.065 g/mol), 47.998g (or 1.5 moles) of O2 (molar mass = 31.999 g/mol) and 18.015g (or 1 moles) of H2O (molar mass = 18.015 g/mol) it will have a theoretical maximum yield of 98.078g (1 moles) of H2SO4 (molar mass = 98.078 g/mol). Step by Step CalculationsEnter moles or weight of a reactant or product into the calculator to view the step by step calculations needed to find the moles and weights of the other reactants/products. This calculator will perform reaction stoichiometry calculations. Instructions To perform a stoichiometric calculation, enter an equation of a chemical reaction and press the Start button. The reactants and products, along with their coefficients will appear above. Enter any known value. The remaining values will automatically be calculated.

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C + O2 → CO2 Compound Coefficient Molar Mass Moles (g/mol) Weight (g) Reactants Carbon Dioxygen 1 C 1 12.0107 1 O2 1 31.9988 Products Carbon Dioxide 1 CO2 1 44.0095 To calculate the limiting reagent in C + O2 = CO2 you must first find the stoichiometric mole ratios of each compound. This can be done by using our chemical equation balancer and taking the coefficients of the balanced equation or by entering it into our stoichiometry calculator. The limiting reactant calculator above shows the mole ratios/coefficients of the balanced equation, C + O2 = CO2. Once all reactant amounts are entered, the limiting reagent, if any, will be highlighted in red.YieldThe stoichiometric mole ratio of C and O2 for a maximum theoretical yield is 1:1. If you combine 100g (or 8.326 moles) of C (molar mass = 12.011 g/mol) and 100g (or 3.125 moles) of O2 (molar mass = 31.999 g/mol) it will have a theoretical yield of 137.535g (3.125 moles) of CO2 (molar mass = 44.01 g/mol). Limiting Reagent (aka Limiting Reactant)The limiting reagent is O2 (assuming 100g of each reagent; enter moles or grams of reactants to re-calculate) This calculator will determine the limiting reagent of a reaction. Instructions To calculate the limiting reagent, enter an equation of a chemical reaction and press the Start button. The reactants and products, along with their coefficients will appear above. Enter any known value for each reactant. The limiting reagent will be highlighted in red. Theoretical yields of the products will also be calculated. Use uppercase for the first character in the element and lowercase for the second character. Examples: Fe, Au, Co, Br, C, O, N, F. Ionic charges are not yet supported and will be ignored. Replace immutable groups in compounds to avoid ambiguity. For example, C6H5C2H5

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Fe + S → FeS Enter Another Equation Compound Coefficient Molar Mass Moles (g/mol) Weight (g) Reactants Iron Sulfur 1 Fe 1 55.845 1 S 1 32.065 Products Iron(II) Sulfide 1 FeS 1 87.91 To calculate the stoichiometry of Fe + S = FeS you must balance the equation to find the stoichiometric mole ratio of each compound. The equation can be balanced using the chemical equation balancer. The stoichiometry calculator above shows the mole ratios/coefficients of the balanced equation, Fe + S = FeS. Enter the amount of any of the substances to determine the ideal amounts to maximize the theoretical yield of the reaction. To find the limiting and excess reagents when a non-ideal amount of each substance is used, you can use the limiting reactant calculator. The stoichiometric mole ratio of Fe and S for a maximum theoretical yield is 1:1, which will yield FeS in a ratio of 1. If you combine 55.845g (or 1 moles) of Fe (molar mass = 55.845 g/mol) and 32.065g (or 1 moles) of S (molar mass = 32.065 g/mol) it will have a theoretical maximum yield of 87.91g (1 moles) of FeS (molar mass = 87.91 g/mol). Step by Step CalculationsEnter moles or weight of a reactant or product into the calculator to view the step by step calculations needed to find the moles and weights of the other reactants/products. This calculator will perform reaction stoichiometry calculations. Instructions To perform a stoichiometric calculation, enter an equation of a chemical reaction and press the Start button. The reactants and products, along with their coefficients will appear above. Enter any known value. The remaining values will automatically be calculated. Use uppercase for the first character in the element and lowercase for the second character. Examples: Fe, Au, Co, Br, C, O, N, F. Ionic charges are not yet supported and will be ignored. Replace immutable groups in compounds to avoid ambiguity. For example, C6H5C2H5 + O2 = C6H5OH + CO2 + H2O will not be balanced, but XC2H5 + O2 = XOH + CO2 + H2O will. Compound states [like (s) (aq) or (g)] are not required. You can use parenthesis () or brackets []. How To Perform Stochiometric Calculations Read our article on how to solve reaction stoichiometry problems. Examples Fe + S + O = FeSO4 Fe + S = Fe2S3 Fe + S = FeS2 Fe + S = SFe FeS + (NH4)2CO3 = FeCO3 + (NH4)2S FeS + AgCl = FeCl2 + Ag2S FeS + Al(OH)3 = Fe(OH)2 + Al2S3 FeS + Ba(OH)2 = BaS + Fe(OH)2 FeS + BaSO4 = BaS + FeSO4 FeS + Br2 + KOH = Fe(OH)3 + KBr + K2SO4 + H2O FeS

calculating amounts of reactants and products calculation

Na2SO4 → Na2SO4 Enter Another Equation Compound Coefficient Molar Mass Moles (g/mol) Weight (g) Reactants Sodium Sulfate 1 Na2SO4 1 142.04213856 Products Sodium Sulfate 1 Na2SO4 1 142.04213856 To calculate the stoichiometry of Na2SO4 = Na2SO4 you must balance the equation to find the stoichiometric mole ratio of each compound. The equation can be balanced using the chemical equation balancer. The stoichiometry calculator above shows the mole ratios/coefficients of the balanced equation, Na2SO4 = Na2SO4. Enter the amount of any of the substances to determine the ideal amounts to maximize the theoretical yield of the reaction. To find the limiting and excess reagents when a non-ideal amount of each substance is used, you can use the limiting reactant calculator. The stoichiometric mole ratio of Na2SO4 for a maximum theoretical yield is 1, which will yield Na2SO4 in a ratio of 1. If you combine 142.042g (or 1 moles) of Na2SO4 (molar mass = 142.042 g/mol) it will have a theoretical maximum yield of 142.042g (1 moles) of Na2SO4 (molar mass = 142.042 g/mol). Step by Step CalculationsEnter moles or weight of a reactant or product into the calculator to view the step by step calculations needed to find the moles and weights of the other reactants/products. This calculator will perform reaction stoichiometry calculations. Instructions To perform a stoichiometric calculation, enter an equation of a chemical reaction and press the Start button. The reactants and products, along with their coefficients will appear above. Enter any known value. The remaining values will automatically be calculated. Use uppercase for the first character in the element and lowercase for the second character. Examples: Fe, Au, Co, Br, C, O, N, F. Ionic charges are not yet supported and will be ignored. Replace immutable groups in compounds to avoid ambiguity. For example, C6H5C2H5 + O2 = C6H5OH + CO2 + H2O will not be balanced, but XC2H5 + O2 = XOH + CO2 + H2O will. Compound states [like (s) (aq) or (g)] are not required. You can use parenthesis () or brackets []. How To Perform Stochiometric Calculations Read our article on how to. Reactants and Products Calculator. This calculator performs calculations related to reactants and products in a chemical reaction. Explanation. Calculation Example: This

amount of reactants and products calculation for Calculations

4Al + 3O2 → 2Al2O3 Enter Another Equation Compound Coefficient Molar Mass Moles (g/mol) Weight (g) Reactants Aluminium Dioxygen 4 Al 4 26.9815386 3 O2 3 31.9988 Products Aluminum Oxide 2 Al2O3 2 101.9612772 To calculate the stoichiometry of Al + O2 = Al2O3 you must balance the equation to find the stoichiometric mole ratio of each compound. The equation can be balanced using the chemical equation balancer. The stoichiometry calculator above shows the mole ratios/coefficients of the balanced equation, 4Al + 3O2 = 2Al2O3. Enter the amount of any of the substances to determine the ideal amounts to maximize the theoretical yield of the reaction. To find the limiting and excess reagents when a non-ideal amount of each substance is used, you can use the limiting reactant calculator. The stoichiometric mole ratio of Al and O2 for a maximum theoretical yield is 4:3, which will yield Al2O3 in a ratio of 4. If you combine 26.982g (or 1 moles) of Al (molar mass = 26.982 g/mol) and 23.999g (or 0.75 moles) of O2 (molar mass = 31.999 g/mol) it will have a theoretical maximum yield of 50.981g (0.5 moles) of Al2O3 (molar mass = 101.961 g/mol). Step by Step CalculationsEnter moles or weight of a reactant or product into the calculator to view the step by step calculations needed to find the moles and weights of the other reactants/products. This calculator will perform reaction stoichiometry calculations. Instructions To perform a stoichiometric calculation, enter an equation of a chemical reaction

amounts of reactants and products calculation for Calculations

2b = 1c + 0dStep 3: Solve For All VariablesUse substitution, Gaussian elimination, or a calculator to solve for each variable.1a - 1d = 01a + 3b - 2d = 02b - 1c = 0Use your graphing calculator's rref() function (or an online rref calculator) to convert the following matrix into reduced row-echelon-form:[ 1 0 0 -1 0][ 1 3 0 -2 0][ 0 2 -1 0 0]The resulting matrix can be used to determine the coefficients. In the case of a single solution, the last column of the matrix will contain the coefficients.Simplify the result to get the lowest, whole integer values.a = 3 (CO)b = 1 (Fe2O3)c = 2 (Fe)d = 3 (CO2)Step 4: Substitute Coefficients and Verify ResultCount the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced.3 CO + Fe2O3 = 2 Fe + 3 CO2 Reactants Products C33✔️O66✔️Fe22✔️Since there is an equal number of each element in the reactants and products of 3CO + Fe2O3 = 2Fe + 3CO2, the equation is balanced.Balance CO + Fe2O3 = Fe + CO2 Using InspectionStep 1: Count the number of each element on the left and right hand sidesReactants (Left Hand Side)Products (Right Hand Side)ReactantsProductsCOFe2O3TotalFeCO2TotalC1111✔️O13422❌Fe2211❌Step 2: Multiply coefficients for compounds to balance out each elementFor each element that is not equal, try to balance it by adding more of it to the side with less. Sometimes there may be multiple compounds with that element on one side, so you'll need to use your best judgement and be prepared to go back and try the other options.O is not balanced. Add 1 molecule of CO2 to the product (right-hand) side to balance Oxygen: CO + Fe2O3 = Fe + 2CO2ReactantsProductsC12❌O44✔️Fe21❌C is not balanced.. Reactants and Products Calculator. This calculator performs calculations related to reactants and products in a chemical reaction. Explanation. Calculation Example: This

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Of the other reactants/products. This calculator will perform reaction stoichiometry calculations. Instructions To perform a stoichiometric calculation, enter an equation of a chemical reaction and press the Start button. The reactants and products, along with their coefficients will appear above. Enter any known value. The remaining values will automatically be calculated. Use uppercase for the first character in the element and lowercase for the second character. Examples: Fe, Au, Co, Br, C, O, N, F. Ionic charges are not yet supported and will be ignored. Replace immutable groups in compounds to avoid ambiguity. For example, C6H5C2H5 + O2 = C6H5OH + CO2 + H2O will not be balanced, but XC2H5 + O2 = XOH + CO2 + H2O will. Compound states [like (s) (aq) or (g)] are not required. You can use parenthesis () or brackets []. How To Perform Stochiometric Calculations Read our article on how to solve reaction stoichiometry problems. Examples C3H8 + O2 + BaH2O2 = CBaO3 + H2O C3H8 + O2 + N2 = CO2 + H2O + N2 C3H8 + O2 + N2 = CO2 + H2O + O2 + N2 C3H8 + O2 + N2 = H2O + CO2 + N2 C3H8 + O2 = C + H2O C3H8 + O2 = CO + CO2 + H2O C3H8 + O2 = CO + H2 C3H8 + O2 = CO + H2O C3H8 + O2 = CO2 + CO + H2O C3H8 + O2 = CO2 + H2 C3H8 + O2 = CO2 + H2O2