Waec Model Questions Vol1 2025 Chemistry Question 18
Practice objective / multiple choice question 18 from the 2025 Waec Model Questions Vol1 Chemistry examination.
A 2.00 g mixture of two hydrocarbons is completely combusted. Hydrocarbon A is an alkane with formula CₙH₂ₙ₊₂ and hydrocarbon B is an alkene with formula CₘH₂ₘ. The combustion produces 5.28 g of CO₂ and 5.04 g of H₂O. Determine the mass percent of the alkane (hydrocarbon A) in the original mixture.
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About This Question
This is Waec Model Questions Vol1 2025 Chemistry Question 18. It is a objective / multiple choice question from the 2025 Waec Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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