Neco 2021 Chemistry Question 4
Practice objective / multiple choice question 4 from the 2021 Neco Chemistry examination.
Two point zero grams of magnesium metal reacts with excess hydrochloric acid according to \(\text{Mg} + 2\text{HCl} \rightarrow \text{MgCl}_{2} + \text{H}_{2}\). If the reaction yields 78% of the theoretical amount of hydrogen gas, what volume of hydrogen (at STP) is collected? Give your answer in litres to two decimal places.
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About This Question
This is Neco 2021 Chemistry Question 4. It is one of the objective questions from the 2021 Neco Chemistry examination.
Difficulty level: Medium .
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