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Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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0/ENT OF EDU Which of the following is true about limiting reactant? A. It is in excess amount. B. It has the greater molar mass. C. The reagent that is completely produced in a reaction. D. The reagent that is completely used up in a reaction. Consider the reaction below: Zn + 2A9CI → ZnCl2 + 2Ag How many grams of ZnCl2 are obtained when 40g of Zn is consumed in the reaction? (Molar Mass of Zn = 65.38 g/mol; Molar Mass of ZnCl2 = 136.28 g/mol) А. 40 g В. 65 g С. 83 д D. 135 g ENT OF E Urea prepared by reacting ammonia with carbon dioxide: 2NH3(g) + CO2(9) → (NH2)2CO(aq) + H2O» In one process, 637.2 g of NH3 are treated with 1142 g of CO2. What is the limiting reagent and what is the mass of(NH2)2CO formed? A. NH3; 26 g (NH2)2CO B. NH3; 1124 g (NH2)2CO C. CO2;; 26 g (NH2)2CO D. CO2; 1124 g (NH2)2CO
Transcribed Image Text:0/ENT OF EDU Which of the following is true about limiting reactant? A. It is in excess amount. B. It has the greater molar mass. C. The reagent that is completely produced in a reaction. D. The reagent that is completely used up in a reaction. Consider the reaction below: Zn + 2A9CI → ZnCl2 + 2Ag How many grams of ZnCl2 are obtained when 40g of Zn is consumed in the reaction? (Molar Mass of Zn = 65.38 g/mol; Molar Mass of ZnCl2 = 136.28 g/mol) А. 40 g В. 65 g С. 83 д D. 135 g ENT OF E Urea prepared by reacting ammonia with carbon dioxide: 2NH3(g) + CO2(9) → (NH2)2CO(aq) + H2O» In one process, 637.2 g of NH3 are treated with 1142 g of CO2. What is the limiting reagent and what is the mass of(NH2)2CO formed? A. NH3; 26 g (NH2)2CO B. NH3; 1124 g (NH2)2CO C. CO2;; 26 g (NH2)2CO D. CO2; 1124 g (NH2)2CO
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