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Answer to Question #112189 in General Chemistry for Tekeya Moss

Question #112189
How many moles of oxygen are needed to combine with 8.4 moles of H2S?

2H2S + 3O2→2SO2 + 2H2O
1
Expert's answer
2020-04-27T01:47:10-0400

The reaction equation is "2H_2S+3O_2\\to 2SO_2+2H_2O"

chemical amount of H2S is 8,4 mol

take into account the reaction coefficients, find chemical amount of O2: 8,4mol/2*3=12,6mol

Answer:12,6mol.


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