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In how many cases mixing of liquid (A) and liquid (B) is more effective if liquid (A) is H ₂ O and liquid (B) can be HCl , CH ₃ CH ₂ OH , HNO ₃ and CH ₃ OCH ₃

Correct answer

1

Step-by-step solution

In H ₂ O and CH ₃ CH ₂ OH mixing shows +ve deviation while in other cases it shows -ve deviation.

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