[Hóa 10] Bài khó

T

thupham22011998

MO+H2SO4-->MSO4+H2O
1 mol..1 mol........1 mol

Ta có: m d/d H2SO4=98.100:17,5 =560 g
m MSO4=M+96 g
m d/d sau pư=m M+m d/d H2SO4 =M+560 g

C% d/d MSO4=(M+96) : (M+560) .100%=20%

M=
.......
 
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