\(S+O_2\rightarrow\left(t^o\right)SO_2\\ n_{O_2}=\dfrac{4}{32}=0,125\left(mol\right)\\ n_{SO_2}=n_{O_2}=0,125\left(mol\right)\\ V_{SO_2\left(đkc\right)}=0,125.24,79=3,09875\left(l\right)\)
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