Acetylene, used in welding torches, can be produced by the reaction CaC2(s) + 2 H2O(l) →  C2H2(g) + Ca(OH)2(aq). A student found that 4.00 g of CaC2(s) would produce 1.71 L of C2H2(g) at SATP. The percent error in the experiment was Question 18 options:   A)  90.5%   B)  10.5%   C)  89.3%   D)  9.53%

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter5: Gases
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Acetylene, used in welding torches, can be produced by the reaction

CaC2(s) + 2 H2O(l) →  C2H2(g) + Ca(OH)2(aq).

A student found that 4.00 g of CaC2(s) would produce 1.71 L of C2H2(g) at SATP. The percent error in the experiment was

Question 18 options:

 

A) 

90.5%
 

B) 

10.5%
 

C) 

89.3%
 

D) 

9.53%
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