August 2018 2 41 Report
Mohon dijawab
1.hitunglah ph larutan campuran ini
a.50 ml larutan CH3COOH 0,1 M+100 ml larutan CH3COONa 1 M (Ka=4 x 10^-5)
b.200 ml larutan NH4OH 0,1 M + 50 ml larutan HCL 0,4 M (Kb=1 x 10^-5)
c.100 ml larutan NH4CN 0,1 M (Ka HCN =2 x 10^-8 dan Kb NH4OH=1 x 10^-5)
2.tentukan sifat (asam,basa,netral) dan tentukan jenis hidrolisis larutan dibawah ini
a.NH4CL
b.K2SO4
c.CH3COONa
d.AL2(CO3)3
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