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catyartey289
@catyartey289
August 2022
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ЗАДАЧА ПО ХИМИИ
Вычислите массу соли, полученную при нейтрализации 100 грамм 15% раствора гидроксида калия уксусной кислотой.
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kastyukovets
M(в-ва)=m(р-ра)*W
m(KOH)=15 г.
n(KOH)=m/M;
n=0.38 моль;
KOH + CH3COOH = CH3COOK + H2O
0.38/1=x/1
x=0.38 моль;
m=n*M;
m=22.8 г.
Ответ: 22.8 г.
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хихимик
x не равен 1 моль;
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Answers & Comments
m(KOH)=15 г.
n(KOH)=m/M;
n=0.38 моль;
KOH + CH3COOH = CH3COOK + H2O
0.38/1=x/1
x=0.38 моль;
m=n*M;
m=22.8 г.
Ответ: 22.8 г.