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Determine the mass of sulphur (IV) oxide obtained when 91.0g of oxygen reacts ...

Determine the mass of sulphur (IV) oxide obtained when 91.0g of oxygen reacts completely with sulphur according to the following equation: S(s) + O2(g) → SO2(g) [S = 32; O = 16]
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  • A 123g
  • B 139g
  • C 155g
  • D 182g
Correct Answer: Option D
Explanation:
S + O2 → SO2. According to the equation 32g of O2 produced 64g of SO2
therefor 91g of O2 will produce yg of SO2
y = \(\frac{91}{32}\)

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