如下图所示，其中甲池的总反应式为：2CH3OH＋3O2＋4KOH＝2K2CO3＋6H2O
下列说法正确的是
| A．甲池是电能转化为化学能的装置，乙、丙池是化学能转化电能的装置 |
| B．甲池通入CH3OH的电极反应为CH3OH－6e-＋2H2O＝CO32-＋8H+ |
| C．反应一小段时间后，向乙池中加入一定量Cu（OH）2固体，能使CuSO4溶液恢复到原浓度 |
| D．甲池中消耗560 mL（标准状况下）O2，此时丙池中理论上最多产生2.9g固体 |
相关试题
It is often ______ that human beings are naturally equipped to speak.
| A．said | B．to say | C．saying | D．being said |
I can’t leave. She told me that I ______ stay here until she comes back.
| A．can | B．must | C．will | D．may |
—— Do you mind my opening the window? It’s a bit hot in here.
—— ______ , as a matter of fact
| A．Go ahead | B．Yes, my pleasure |
C．Yes, I do | D．Come on |
It’s high time you had your hair cut ; it’s getting _______ . 
| A．too much long | B．much too long |
C．long too much | D．too long much |
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