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Here are a few salts. Whose aqueous solu...

Here are a few salts. Whose aqueous solution(s) at `25^(@)C` has (have) a pH greater than 7, less than 7 or equal to?
`(NH_(4))_(2)SO_(4),CH_(3)COONH_(4),K_(2)CO_(3),NaNO_(3)`

Text Solution

Verified by Experts

`pH lt 7:(NH_(4))_(2)SO_(4),pH gt 7:K_(2)CO_(3)`
`pH=7,CH_(3)COONH_(4),NaNO_(3)`.
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CHHAYA PUBLICATION-EQUILIBRIUM-QUESTION ANSWER ZONE FOR BOARD EXAMINATION (very short answer type)
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  12. Show that in pure water, pH=pOH=(1)/(2)pK(w).

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