A.v(W)=3v(Z) | B.2v(X)=3v(Z) | C.2v(X)=v(Y) | D.3v(W)=2v(X) |
A.10℃20mL3mol/L的X溶液 | B.20℃30mL2mol/L的X溶液 |
C.20℃10mL4mol/L的X溶液 | D.10℃10mL2mol/L的X溶液 |
A.0.1 mol•L-1的盐酸15 mL |
B.0.2 mol•L-1的盐酸5 mL |
C.0.15 mol•L-1的硫酸溶液8 mL |
D.18 mol•L-1的浓硫酸15 mL |
A.4 v(NH3)=5v(O2) | B.6 v(O2)=5v(H2O) |
C.4v(NH3)=6 v(H2O) | D.5v(O2)=4v(NO) |
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