carruthselena
04.11.2020 •
Chemistry
What is the short form electron configuration of N3-
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Ответ:
a) 8H2SO4+2KMnO4+10FeSO4→5Fe2(SO4)3+8H2O+2MnSO4+K2SO4
B) nKMno4 = 0.001859 mol
=>nFeso4=0.009295 mol
nFe= 0.009295 mol
mFe=0.52052 g
=>percentage of iron in the sample: 33.5819%
Explanation:a) 8H2SO4+2KMnO4+10FeSO4→5Fe2(SO4)3+8H2O+2MnSO4+K2SO4
B) nKMno4 = 0.001859 mol
=>nFeso4=0.009295 mol
nFe= 0.009295 mol
mFe=0.52052 g