Neco Model Questions Vol1 2019 Chemistry Question 13
Practice objective / multiple choice question 13 from the 2019 Neco Model Questions Vol1 Chemistry examination.
A 0.70 g sample of an unknown hydrocarbon containing only carbon and hydrogen is combusted completely. The combustion yields 2.20 g of \(CO_2\) and 0.90 g of \(H_2O\).\n\n(a) Determine the empirical formula of the hydrocarbon.\n(b) If the molar mass of the hydrocarbon is known to be 56 g mol\(^{-1}\), give its molecular formula and classify it as an alkane, alkene or alkyne.
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This is Neco Model Questions Vol1 2019 Chemistry Question 13. It is one of the objective questions from the 2019 Neco Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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