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Nikitos2438
@Nikitos2438
July 2022
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И СНОВА HELP ME. ВИЗНАЧТЕ МАСОВУ ЧАСТКУ:
a) ЦИНКУ В ZnCI2;
б) ФЕРУМУ В FeSO4;
в) ГІДРОГЕНУ В H2SO4;
г) КУПРУМУ В Cu (NO3)2;
д) ХЛОРУ В FeCI3.
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warenik00
1)65+35+35=135
2)56+32+(16*4)=152
3)2+32+(16*4)=98
4)64*2=128
5)56+(35*3)=161
2 votes
Thanks 11
warenik00
Прости, вот продолжение:
1)W((Zn) = (65/135)*100=48.1%
2)56/152*100=36.8%
3)1/98*100=1%
4)64/128*100=50%
5)35/161*100=21.7%
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Answers & Comments
2)56+32+(16*4)=152
3)2+32+(16*4)=98
4)64*2=128
5)56+(35*3)=161
1)W((Zn) = (65/135)*100=48.1%
2)56/152*100=36.8%
3)1/98*100=1%
4)64/128*100=50%
5)35/161*100=21.7%