中和下列溶液,需要多少毫升0.2150mol/LNaOH溶液? (1)22.53mL 0.1250mol/L H2SO4溶液; (2)20.52mL 0.2040mol/L HCl溶液。
正确答案:
(1)22.53×0.1250×2=0.2150V ;V= 26.20(mL)
(2)20.52×0.2040=0.2150V;V=19.47(mL)
(2)20.52×0.2040=0.2150V;V=19.47(mL)
答案解析:有
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中和下列溶液,需要多少毫升0.2150mol/LNaOH溶液? (1)22.53mL 0.1250mol/L H2SO4溶液; (2)20.52mL 0.2040mol/L HCl溶液。
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