RE-NEET2026Chemistry-Stoichiometry
RE-NEET 2026 Chemistry Combustion Reactions MCQ Question
Type: MCQ-numerical-Medium-Class 11
The amount of carbon dioxide evolved upon complete combustion of 11.6 g of n-butane is (Given: atomic mass in amu H=1, C=12 and O=16)
A
322 g
B
176 g
C
362 g
D
352 g
Correct Answer
Option B
Detailed Explanation
The balanced equation for combustion of n-butane shows that 1 mole of butane produces 4 moles of CO₂. Calculating based on molar masses gives 176 g of CO₂.
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