Chemistry, 29.06.2019 03:10, fifthward92

An open flask sitting in a lab fridge looks empty, but it is actually filled with a mixture of gases called air. if the flask volume is 2.50 l, and the air is at standard temperature and pressure, how many gaseous molecules does the flask contain?

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An open flask sitting in a lab fridge looks empty, but it is actually filled with a mixture of gases...