题目内容
实验室中要配制2mol/L的NaCl溶液980 ml,配制时应选用的容量瓶的规格和称取的NaCl的质量分别是( )
A.980ml,114.7g B.500ml,58.5g
C.1000ml,114.7g D.1000ml,117.0g
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题目内容
实验室中要配制2mol/L的NaCl溶液980 ml,配制时应选用的容量瓶的规格和称取的NaCl的质量分别是( )
A.980ml,114.7g B.500ml,58.5g
C.1000ml,114.7g D.1000ml,117.0g