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Grade: 11

                        

24 ml. of water gas containing only hydrogen and carbon monoxide in equal proportions by volume, are exploded with 80 ml. of air, 20% by volume of which is oxygen. If all gaseous volumes are measured at room temperature and pressure, calculate the composition by volume of the resulting gaseous mixture.

2 years ago

Answers : (1)

Mokshaa Annadurai
13 Points
							
(I) 2H2 + O2 ---------> 2H2O (liquid)
(II) 2CO + O2 ---------> 2CO2 (12 ml)
Total oxygen used 6+6=12 ml
Total oxygen present in 80 ml of air = 80× 20/100= 16 ml
Unused=4 ml
N2 = 64 ml
CO2 = 12 ml
one year ago
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