A 35 L tank of oxygen is at 315 K with an internal pressure of 190 atmospheres. How many moles of gas does the tank contain?

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if you're asking what comes out, it's steam.

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)

gasoline is a mixture. it contains several different kinds of compounds that can be present in a variety of ratios.