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21) The concentration of C5H NHis 1.8 x 10 Min a 0.25 M C3H3N solution at 25°C and the concentration of CH3NH is 1.2 x 10 Min
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21). CSHS NH+ + (SHSN = Buffer solution Conjugate aud. weak babe kb = 6 167x10-9 using henderson egn. pole = pkb t leg [salt]

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