称取10克试样,消耗0.015mol/L氢氧化钾溶液2.4mL问此样品的酸值是多少?(K0H的摩尔质量M=56.1) 设此样品的酸值是XmgK0H/g
正确答案:
X=
=
=0.2020(mgK0H/g)
此样品的酸值是0.2020mgK0H/g
=
=0.2020(mgK0H/g)此样品的酸值是0.2020mgK0H/g
答案解析:有

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称取10克试样,消耗0.015mol/L氢氧化钾溶液2.4mL问此样品的酸值是多少?(K0H的摩尔质量M=56.1) 设此样品的酸值是XmgK0H/g
=
=0.2020(mgK0H/g)
微信扫一扫手机做题