人体血液平均每100ml中含K+19mg,则血液中K+(K+的摩尔质量为39g/mol)的浓度约为
2023-08-29
A.4.9mol/L
B.0.49mol/L
C.0.049mol/L
D.0.0049mol/L
E.49mol/L
参考答案:D
B.0.49mol/L
C.0.049mol/L
D.0.0049mol/L
E.49mol/L
参考答案:D
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