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How much of the excess reactant will remain after the reaction between 100.0 g chlorine gas and 500.0 g potassium iodide has been completed? (MM of Cl2= 70.91 g/mol; KI= 166.0028 g/mol; KCl= 74.55 g/mol; I2= 253.8 g/mol) Cl2 + 2KI --> 2KCl + I2

How much of the excess reactant will remain after the reaction between 100.0 g chlorine gas and 500.0 g potassium iodide has been completed? (MM of Cl2= 70.91 g/mol; KI= 166.0028 g/mol; KCl= 74.55 g/mol; I2= 253.8 g/mol) Cl2 + 2KI --> 2KCl + I2

Chemistry by OpenStax (2015-05-04)
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter4: Stoichiometry Of Chemical Reactions
Section: Chapter Questions
Problem 65E: Freon-12, CCl2F2, is prepared from CCl4 by reaction with HF. The other product of this reaction is...
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1. How much of the excess reactant will remain after the reaction between 100.0 g chlorine gas and 500.0 g potassium iodide has been completed? (MM of Cl2= 70.91 g/mol; KI= 166.0028 g/mol; KCl= 74.55 g/mol; I2= 253.8 g/mol)

Cl2 + 2KI --> 2KCl + I2

 

2. The process of heating iron pyrite (FeS2) in air, is known as "roasting" which results to the formation of sulfur dioxide and iron(III) oxide. What is the coefficient of oxygen in the balanced chemical equation?

FeS2 + O2 --> SO2 + Fe2O3

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