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Sample of helium is initially at 645 torr in volume of 2.85At24.7 "Cyou found Ihe density of He to be 0.139 g/L and the densily of Ar to be 1.39 g/L even thoug...

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Sample of helium is initially at 645 torr in volume of 2.85At24.7 "Cyou found Ihe density of He to be 0.139 g/L and the densily of Ar to be 1.39 g/L even though both samples had the same number of moles, Which one of the following best explains why the densities are different?Argon is heavier atom than helium; sO has more mass in the same volume occupied by (he gasB) Argon is Iarger alom than helium so occupies more volumeC) An argon atom is more dense Ihan helium atom:D) The densities are

sample of helium is initially at 645 torr in volume of 2.85 At24.7 "Cyou found Ihe density of He to be 0.139 g/L and the densily of Ar to be 1.39 g/L even though both samples had the same number of moles, Which one of the following best explains why the densities are different? Argon is heavier atom than helium; sO has more mass in the same volume occupied by (he gas B) Argon is Iarger alom than helium so occupies more volume C) An argon atom is more dense Ihan helium atom: D) The densities are different only because rounding

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