Chemistry, 03.12.2021 17:00 weasel71

Adding helium to a balloon increased its volume from 790.8 mL to 1.860 L. If the final number of moles of helium in the balloon is 15.3 mol, what was the initial number of moles of helium in the balloon

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Adding helium to a balloon increased its volume from 790.8 mL to 1.860 L. If the final number of mol...