Waec Model Questions Vol1 2018 Chemistry Question 12
Practice objective / multiple choice question 12 from the 2018 Waec Model Questions Vol1 Chemistry examination.
A hydrocarbon has a molecular mass of 114 g mol⁻¹ and its molecular formula follows that of an alkane (CₙH₂ₙ₊₂). (a) Determine the value of n and write the molecular formula. (b) Write the balanced equation for its complete combustion in oxygen. (c) If the standard enthalpy of combustion is -6580 kJ mol⁻¹, calculate the heat released per gram of the hydrocarbon.
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About This Question
This is Waec Model Questions Vol1 2018 Chemistry Question 12. It is one of the objective questions from the 2018 Waec Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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