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Unformatted text preview: How many cubic feet does 100 kg of mercury occupy? Useful info: density of mercury = 13.6 g/cm 3 ; 2.54 cm/inch 3) One mole of any substance is its molecular or atomic weight in grams. One mole of a substance contains 6.02x10 23 molecules or atoms. Using the periodic table, find how many grams are there in one mole of helium (He). How many grams are in 0.27 moles of helium? How many atoms are in 0.27 moles of helium?...
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- Fall '08