The number of mole of oxygen gas, O₂ in the cylinder given the data is 0.5 mole
The mole of a substance is related to it's mass and molar mass according to the following equation:
Mole = mass / molar mass
From the question given, the following data were obtained:
Mole = mass / molar mass
Mole of O₂ = 16 / 32
Mole of O₂ = 0.5 mole
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