Question: please right correct steps and answer so i can know how to do this in the future A balloon originally has 0.100 moles of helium

please right correct steps and answer so i can know how to do this in the future

A balloon originally has 0.100 moles of helium and has a volume of 0.500 L. If 0.570 grams of He are added to the balloon, what will the new volume be, in L? (Assume temperature and pressure do not change.) 1 2. 4. 5 7 8 +/

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