PTHH: \(Mg+H_2SO_4\rightarrow MgSO_4+H_2\uparrow\)
\(n_{Mg}=\dfrac{48}{24}=2\left(mol\right)\)
Theo PTHH: \(n_{Mg}=n_{H_2}=2\left(mol\right)\)
\(\Rightarrow V_{H_2}=22,4\cdot2=44,8\left(l\right)\)
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