Step 1
The reaction involved:
CH4 + 2 O2 => CO2 + 2 H2O (completed and balanced)
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Step 2
Data provided:
25 g CH4 (methane)
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Data needed:
The molar mass of CH4) 16.0 g/mol
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Step 3
Procedure:
By stoichiometry,
Mole rate CH4/CO2 = 1:1
CH4 + 2 O2 => CO2 + 2 H2O
16.0 g CH4 ------- 1 mole CO2
25 g CH4 ------- X
X = 25 g CH4 x 1 mole CO2/16.0 g CH4
X = 1.56 moles
Answer: 1.56 moles of CO2 (carbon dioxide)