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Timoshaa97
@Timoshaa97
July 2022
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какой объем кислорода потребуется для сгорания 200г технического аллюминия(содержание примесей 2%)
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talgat99
M(al)тех=200g
m(al)чист=200*(1-0.02)=196(g)
4al+3o2=2al2o3
n(Al)=196/27=7.26(mol)
n(O2)=5.445mol
V(O2)=5.455*22.4=121.968(L)
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Answers & Comments
m(al)чист=200*(1-0.02)=196(g)
4al+3o2=2al2o3
n(Al)=196/27=7.26(mol)
n(O2)=5.445mol
V(O2)=5.455*22.4=121.968(L)