用惰性材料作电极，分别电解下列物质，当相同电量时，下列指定的电极上析出气体质量最大的是
| A．熔融的NaCl（阳极） | B．NaCl溶液（阴极） |
| C．NaOH溶液（阴极） | D．Na2SO4（阳极） |
相关试题
My friend showed me round the town, ______ was very kind of him. 
| A．which | B．that | C．where | D．it |
They use computers to keep the traffic _______ smoothly.
| A．being run | B．run | C．to run | D．running |
If you leave the club, you will not be_____back in .
| A．received | B．admitted | C．turned | D．moved |
What I need is_____ book that contains ______ABC of oil painting.
| A．a; 不填 | B．the; 不填 | C．the; an | D．a ; the |
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