JKSSB Mock Tests

Which gas is primarily responsible for the 'puffed up' appearance of bread or cake during baking?

A. oxygen
B. nitrogen
C. carbon dioxide
D. methane
Answer: Option C
Solution (By JKSSB Mock Tests Team)
Sodium bicarbonate reacts with acidic components to release CO2 gas, which expands and creates air pockets.
This Question Belongs to: General science Chemistry set 1
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