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28 January, 05:30

Consider the balanced equation below.

2H2S + 302 → 2802 + 2H20

Which option gives the correct mole ratios?

H2S: SO2 = 22 and Oz: H20 = 3:2

H2S: SO2 = 2:3 and Oz: H20 = 3:2

H2S:502 = 4 4 and Oz: H20 = 5:4

HES:S02 = 4.6 and 02:H20 = 4: 4

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Answers (1)
  1. 28 January, 08:43
    0
    a) H2S:SO2 = 2:2 and O2:H2O = 3:2

    Explanation:

    2H2S + 3O2 → 2SO2 + 2H2O

    ⇒ H2S:SO2 = 2 mol H2S / 2 mol SO2 ≡ 2 : 2

    ⇒ O2:H2O = 3 mol O2 / 2 mol H2O ≡ 3 : 2
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