<https://madlabcreamery.com/chemistry/the-combustion-of-propane-calculating-the-mass-of-oxygen-gas-required.html#richSnippet>
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"The Chemical Equation and Molar Mass The chemical equation below shows the combustion of propane (C3H8): C3H8 + 5O2 → 3CO2 + 4H2O The molar mass of oxygen gas (O2) is 32.00 g/mol, and the molar mass"
<https://madlabcreamery.com/chemistry/the-combustion-of-propane-calculating-the-mass-of-oxygen-gas-required.html>