Which of the following water samples will have the highest titre value when titrated for...

JAMB 1987

Which of the following water samples will have the highest titre value when titrated for the Ca²⁺ ions using soap solution?

A. Permanently hard water after boiling
B. emporarily hard water after boiling
C. Rain water stored in a glass jar for two years
D. Permanent hard water passed through permuitit

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Correct Answer: Option A

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Which of the following water samples will have the highest titre value when titrated for...

Correct Answer: Option A

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