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mteryaeva993
@mteryaeva993
June 2023
1
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1.Задача.Розрахувати масову частку води у кристалогідраті СuCl2 *2H2O
2.Дописати рівняння електролітичної дисоціації
КОН=
СаСl2=
HNO3=
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Asodel
1) M(CuCl2*2H2O)=64+2*35,5+2*18=171 г/моль
W(H2O)=(36/171)*100=21%
2) KOH=K(+)+OH(-)
CaCl2=Ca(2+)+2Cl(-)
HNO=H(+)+NO3(-)
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Report "1.Задача.Розрахувати масову частку води у кристалогідраті СuCl2 *2H2O 2.Дописати рівняння електролітичної дисоціації КОН= СаСl2= HNO3="
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Answers & Comments
W(H2O)=(36/171)*100=21%
2) KOH=K(+)+OH(-)
CaCl2=Ca(2+)+2Cl(-)
HNO=H(+)+NO3(-)