A.V/22400mol•L-1 | B.1000V/22.4mol•L-1 |
C.V/22.4mol•L-1 | D.V/11.2mol•L-1 |
VL |
22.4L/mol |
V |
22.4 |
| ||
1L |
V |
22.4 |
A.d/400mol•L-1 | B.20/dmol•L-1 |
C.2.5dmol•L-1 | D.12.5mol•L-1 |
A.1.75mol•L- | B.3.50mol•L-1 |
C.0.85mol•L-1 | D.无法确定 |
A.1.0mol•L-1 | B.0.045mol•L-1 |
C.0.020mol•L-1 | D.0.12mol•L-1 |
A.混合液中c(SO42-)为0.04mol∙L-1 |
B.原Al2(SO4)3溶液中c(Al3+)与100mL0.02mol∙L-1Al(NO3)3中c(Al3+)相等 |
C.混合后的溶液中含有0.003molNa+ |
D.混合后溶液中c(Na+)为0.02mol/L |
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