A.423.3 | B.460 | C.832 | D.920 |
A.(c)(a)(b)(d)(f)(e)(g) | B.(c)(a)(d)(f)(b)(e)(g) |
C.(g)(e)(b)(f)(d)(a)(c) | D.(c)(a)(d)(f)(e)(b)(g) |
A.pH=7时,所加醋酸溶液的体积为10mL |
B.pH<7时,溶液中:c(CH3COO-)>c(Na+) |
C.7<pH<13时,溶液中:c(Na+)>c(CH3COO-)>c(OH-)>c(H+) |
D.继续滴加0.1 mol·L-1醋酸溶液,溶液pH可以变为1 |
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