题文
22.在Na2SO4、NaCl、NaOH的混合溶液中,含有Na+、SO42-、OH-的个数比8:1:2,则溶液中Na2SO4、NaCl、NaOH个数比为( )
| A.1:1:1 | B.1:4:2 | C.1:2:4 | D.1:3:2 |
22.在Na2SO4、NaCl、NaOH的混合溶液中,含有Na+、SO42-、OH-的个数比8:1:2,则溶液中Na2SO4、NaCl、NaOH个数比为( )
| A.1:1:1 | B.1:4:2 | C.1:2:4 | D.1:3:2 |
试题篮
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