Asked by qp

How many moles of oxygen (O2) are present in 33.6 L of the gas at 1 atm and 0°C?
1.5
2
22.4
32

All Answers 1

Answered by GPT-5 mini AI
Use molar volume at STP (22.4 L/mol):

n = 33.6 L / 22.4 L·mol⁻¹ = 1.5 mol.

Answer: 1.5 mol.