Question : The apparatus used to test acidity of aqueous solution is
Option 1: pH meter
Option 2: Ammeter
Option 3: Hygrometer
Option 4: Acidmeter
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Correct Answer: pH meter
Solution : The correct option is pH meter
The tool used to measure an aqueous solution's acidity or alkalinity is a pH meter. Based on the quantity of hydrogen ions in the solution, it delivers a numerical pH value that indicates how basic or acidic the solution is. In several disciplines, including chemistry, biology, and environmental science, pH meters are frequently used.
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