- 問題詳情:.下列溶液中,跟200mL0.5mol/LNa2SO4溶液所含的Na+物質的量濃度相同的是()A.200mL0.25mol/LNaCl溶液B.200mL1mol/LNaCl溶液C.100mL0.5mol/LNaOH溶液D.100mL2mol/LNaOH溶液【回答】B知識點:物質的量濃度題型:選擇題...
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- 問題詳情:下列溶液中,跟200mL0.5mol/LNa2SO4溶液所含的Na+物質的量濃度相同的是()A.200mL0.25mol/LNaCl溶液B.200mL1mol/LNaCl溶液C.100mL0.5mol/LNaOH溶液D.100mL2mol/LNaOH溶液【回答】【解析】選B。0.5mol/L的Na2SO4溶液所含的Na+物質的量濃度為1mol/L。A項,200 mL0.25mol/LNa...
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