A.2.28g | B.0.96g | C.1.92g | D.3.2g |
0.51g |
17g/mol |
A.100mL、1mol•L-1AlCl3溶液中加入400mL、1mol•L-1NaOH溶液,AlO2-数目为0.1NA(NA代表阿伏加德罗常数) |
B.由于Ksp(AgI)<Ksp(AgBr),所以一定不能将AgI转化为AgBr |
C.常温下,当NaOH溶液滴定CH3COOH溶液时,当刚好完全中和时,溶液的pH=7 |
D.0.1mol•L-1Na2CO3溶液中:c(Na+)>c(CO32-)>c(OH-)>c(HCO3-)>c(H+) |
A.C2H6 | B.C2H4 | C.C2H2 | D.C2H6O |
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