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Chemistry, 10.08.2021 16:50 datboulreese4048

Hoà tan hoàn toàn mg hh, 2 kim loại là Al và Fe ( tỷ lệ mol là 1:3) trong lượng dư HNO3 và H2 SO4 thì thấy có 1,68l ở đktc h2 khí X gồm SO2 và NO2, biết dX / H2= 24.8 Tính m

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Hoà tan hoàn toàn mg hh, 2 kim loại là Al và Fe ( tỷ lệ mol là 1:3) trong lượng dư HNO3 và H2 SO4 th...

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