Question

ph=2与PH=3的醋酸的物质的量浓度之比

Answer 1

K=C(H+)*C(CH3COO-)/C(CH3COOH)

0.01x0.01/C(PH=2)=0.001X0.001/C(PH=3)

C(PH=2)=100C(PH=3)

Inyn竟然又上网了……