下列叙述中正确的是 A．摩尔是物质的质量的单位 B

下列叙述中正确的是

A．摩尔是物质的质量的单位

B．CH₄的摩尔质量为16g

C．阿伏加德罗常数约为6.02×10²³mol^-1

D．标准状况下，1 mol任何物质体积均为22.4L

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下列叙述中正确的是 A．摩尔是物质的质量的单位 B

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