Chemistry, 26.03.2020 01:51 drivinghydra
Given that kb for (ch3)2nh is 5.4 × 10-4 at 25 °c, what is the value of ka for (ch3)2nh2 at 25 °c?
Answers: 1
![k_a = \frac{[conjugate base][H^+]}{Acid}](/tpl/images/0564/4451/53de2.png)
![k_b = \frac{[Acid][OH^-]}{cojugate base}](/tpl/images/0564/4451/47747.png)
![k_w = \frac{[conjugate base][H^+]}{Acid} \times \frac{[Acid][OH^-]}{cojugate base}](/tpl/images/0564/4451/6dffe.png)
![k_w = [H^+] [OH^-]\\k_w = K_a \times k_b](/tpl/images/0564/4451/ed597.png)
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Given that kb for (ch3)2nh is 5.4 × 10-4 at 25 °c, what is the value of ka for (ch3)2nh2 at 25 °c?...
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