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[" 7.A bulfor of "011926" is made by dis...

[" 7.A bulfor of "011926" is made by dissolving "x" molos of ammonium sulphate and "0.1" molo of ammonia into "],[" ion "m" on ution If "pK_(" ,of ammonia is "4.74," calculate value of "x)" ."]

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A buffer of pH 9.26 is made by dissolving x moles of ammonium sulphate and 0.1 mole of ammonia into 100 mL solution. If pK_b of ammonia is 4.74, calculate value of x.

pH of when 50mL of 0.10 M ammonia solution is treated with 50 mL of 0.05 M HCI solution :- (pK_(b) "of ammonia"=4.74)

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40 ml of 0.1 M ammonia is mixed with 20 ml of 0.1 M HCI . What is the pH of the mixture ? ( pK_(b) of ammonia solution is 4.74. )

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