Post Utme Uniosun 2020 Chemistry Question 27
Practice objective / multiple choice question 27 from the 2020 Post Utme Uniosun Chemistry examination.
A 2.5 g sample of an unknown hydrocarbon is dissolved in 50 mL of diethyl ether and titrated with a 0.1 M solution of bromine. The reaction is monitored by measuring the absorbance of the solution at 420 nm. If the absorbance increases by 0.5 units after the addition of 25 mL of bromine solution, what is the empirical formula of the hydrocarbon?
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About This Question
This is Post Utme Uniosun 2020 Chemistry Question 27. It is one of the objective questions from the 2020 Post Utme Uniosun Chemistry examination.
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