Chemistry, 13.01.2021 07:10 tawna6988owtjg6
Trimethylamine, (CH3)2N is a weak base (K6 = 6.3 x 10-5). What volume of this gas, measured at STP, must be dissolved in 2.5 L of solution to give that solution a pOH of 2.50? PLEASE HELP ITS DUE IN 20 mins :
Answers: 2
![\tt [OH^-]=10^{-2.5}=0.0032=3.2\times 10^{-3}](/tpl/images/1031/5783/b6571.png)
![\tt [OH^-]=\sqrt{Kb.M}\\\\(3.2\times 10^{-3})^2=6.3\times 10^{-5}\times M\\\\M=0.163](/tpl/images/1031/5783/8f3e1.png)
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Trimethylamine, (CH3)2N is a weak base (K6 = 6.3 x 10-5). What volume of this gas, measured at STP,...
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