Question:medium
The pH of a solution obtained by mixing 5 mL of 0.1 M $NH_4OH$ solution with 250 mL of 0.1 M $NH_4Cl$ solution is ______ × 10⁻². (Nearest integer)
Given: $pK_b (NH_4OH)$ = 4.74
The pH of a solution obtained by mixing 5 mL of 0.1 M $NH_4OH$ solution with 250 mL of 0.1 M $NH_4Cl$ solution is ______ × 10⁻². (Nearest integer)
Given: $pK_b (NH_4OH)$ = 4.74
Given: $pK_b (NH_4OH)$ = 4.74
Updated On: Apr 10, 2026
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Correct Answer: 756
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