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[" Calculate the amount of "(NH(4))(2)SO...

[" Calculate the amount of "(NH_(4))_(2)SO_(4)" in "g" which must be "],[" added to "500mL" of "0.2MNH_(3)" to yield a solution of "],[pH=9.35.K_(b)" for "NH_(3)=1.78times10^(-5)" ."]

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Calculate the amount of (NH_(4))_(2)SO_(4) in grams which must be added to 500ml of 0.2MNH_(3) to give a solution of pH=9.3 .Given pK_(b) for NH_(3)=4.7 .

Calculate the amount of (NH_(4))_(2)SO_(4) in grams which must be added to 500 ml of 0.2 M NH_(3) to yield a solution of pH=9 , K_(b) for NH_(3)=2xx10^(-5)

Calculate the weight of (NH_(4))_(2)SO_(4) which must be added to 500mL of 0.2M NH_(3) to yield a solution of pH = 9.35. K_(a) for NH_(3) = 1.78 xx 10^(-5) .

Calculate the amount of (NH_4)^2SO_4 in g which must be added to 500 mL of 0.2 MNH_3 to yield a solution of pH=9.35, K_b for NH_3 = 1.78xx10^-5

Amount of (NH_(4))_(2)SO_(4) which must be added to 50mL of 0.2 M NH_(4)OH solution to yield a solution of pH 9.26 is ( pK_(b) of NH_(4)OH=4.74 )