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Need all answered. Eq 4 is Ka=[H^+][B^-]/[HB]
![The pH of an aqueous 0.10 M HCN solution is 5.2·(This solution is aqueous hydrogen cyanide or hydrocyanic acid- extremely toxic!) a. What is [H] in that solution? b. What is [CN]? (HINT: Where do the H and CN ions come from?) What is [HCN]? c. What is the value of Ka for HCN? (HINT: solve Eq. 4.)](https://media.cheggcdn.com/media%2F35a%2F35adaec2-1908-4182-a227-9741ecd15356%2Fimage)
The pH of an aqueous 0.10 M HCN solution is 5.2.middot(This solution is aqueous hydrogen cyanide or hydrocyanic acid – extremely toxic!) a. What is [H^+] in that solution? b. What is [CN^-]? What is [HCN]? c. What is the value of K_a for HCN?
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