1.

Minimum amount of \[A{{g}_{2}}C{{O}_{3}}(s)\] required to produce sufficient oxygen for the complete combustion of C, H, which produces 11.2 ltr. of \[C{{O}_{2}}\] at S.T.P after combustion is: [Ag = 108] \[A{{g}_{2}}C{{O}_{3}}(s)\to 2Ag(s)+C{{O}_{2}}(g)+1/2{{O}_{2}}(g)\]\[{{C}_{2}}{{H}_{2}}+5/2{{O}_{2}}\to 2C{{O}_{2}}+{{H}_{2}}O\]

A. 276 g
B. 345 g
C. 690 g
D. 1380 g
Answer» C. 690 g


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