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Question 4. Identify the type of reaction in Chamber I and name Substance A.

April 28, 2026Chemistry

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Address question 4(a).
In Chamber I, zinc oxide (a basic oxide) reacts with sulphuric (VI) acid. This is an acid-base reaction or neutralization reaction. The student's answer "Displacement" is incorrect.
Address question 4(b).
The reaction in Chamber I is:
$\text{ZnO}(s) + \text{H}_2\text{SO}_4(aq) \to \text{ZnSO}_4(aq) + \text{H}_2\text{O}(l)$
So, Substance A is zinc sulphate ( $\text{ZnSO}_4$ ).
In Chamber II, Substance A ($\text{

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