# mol of three gases

Chemistry Level pending

The following three gases are contained in a certain container with temperature $$0 ^\circ$$C and pressure $$1$$ atm. How many moles of gas molecules are in this container? (The atomic weight of O is $$16$$.)

1) $$12.04 \times 10^{23}$$ Nitrogen (N$$_2$$) molecules

2) $$11.2$$ L of hydrogen (H$$_2$$) gas

3) $$16$$ g of oxygen (O$$_2$$) gas

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