m |
ρ |
m |
1.84 |
m |
ρ |
m |
M |
0.98m |
98 |
混合后c=
0.01m |
V1+V2 |
假設(shè)均以等體積V混合,此時硫酸的質(zhì)量m1=1.84V×0.98,蒸餾水的質(zhì)量m2=V,而硫酸的物質(zhì)的量n=
m |
M |
1.84V×98% |
98 |
混合后c=
n |
V |
0.0184V |
2V |
答:混合后溶液的物質(zhì)的量濃度分別為6.48mol/L、9.7mol/L.
m |
ρ |
m |
1.84 |
m |
ρ |
m |
M |
0.98m |
98 |
0.01m |
V1+V2 |
m |
M |
1.84V×98% |
98 |
n |
V |
0.0184V |
2V |