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Question
Submitted by alaous on Sun, 2014-02-09 13:20
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Acetylene gas (C2H2) is produced by adding water to calcium carbide (CaC2). CaC2(s) + 2 H2O(l) → C2H2(g) + 2 Ca(OH)2(aq) Determine...

Acetylene gas (C2H2) is produced by adding water to calcium carbide (CaC2).

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

Determine how many grams of CaC2 are needed to react completely with 1.92 g of H2O.

 

Answer
Submitted by Prof.aishikwww2 on Wed, 2014-02-12 16:05
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Answer to acetylene stoichiometry problem

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According to the stoichiometry xx xxx given reaction (note xx xxxxxxxxxxx in the xxxxx equation xx get xxx xxxxxxxx chemical equation):

xxxxxxx x 2 xxxxxx xxx C2H2(g) x Ca(OH)2(aq.)

2*(2*1+1*16), i.e. 36 g xxxxx xxxxxx xxxxxxxxxx xxxx xxxxxxxxxx i.e. xx x xxxxx

xxxxxxxxxx xxxx g of xxx xxxxx react completely xxxx (64*1.92)/36.5, xxxx xxxx x CaC2x

xx


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