Syra-bas jämvikter

Jag skrev: d,a,b,c

A) pH=2.80

b) pH = 14-pOH =14-4.45=9,55 

c) pOH = -log{OH-}

pOH = -log{0.147} = 0.76088

pH + pOH = 14

pH = 14 - pOH = 14 - 0.76088 =13,239 

d) pH = -log{H3O+}
pH = -log(3.2 E-2) =-log(0.032) =1,495 

Jag vill veta om jag har rätt..