Select the accurate statement about Hard water. | UPPSC HEO

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Select the accurate statement about Hard water.

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Question ID #24927

Select the accurate statement about Hard water.

Correct Answer: A. contains appreciable dissolved calcium or magnesium ions

Question: Select the accurate statement about Hard water.

A. contains appreciable dissolved calcium or magnesium ions

B. changes reaction rate without being consumed overall

C. uses electric current to drive a non-spontaneous chemical change

D. involves gain of electrons or decrease in oxidation state

Correct Answer: A. contains appreciable dissolved calcium or magnesium ions

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Select the accurate statement about Hard water. - MCQ Explanation

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Correct answer: A. contains appreciable dissolved calcium or magnesium ions