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2.0g的重氧水和重水的混合物所含的中子数是多少,具体怎么理解?感谢
2.0g的重氧水和重水的混合物所含的中子数是多少,具体怎么理解?感谢
2025-04-05 17:30:15
推荐回答(1个)
回答1:
重氧水和重水的式量都是20,两种物质的物质的量共0.1mol,每摩尔重氧水和重水都含有10个中子,0.1*10=1mol=6.02*10^12个
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