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Chemistry, 18.02.2021 22:10 bella354

Please help me asap this is due today, show work if possible What mass of gold would 9.03 x 10^23 particles of gold be?

What is the empirical formula & molar mass of a compound that is 40.7% carbon, 5.1% hydrogen and 54.2% oxygen ? Find the molecular formula of this compound if molecule mass is 86 g-

How many liters of gas at STP is 10 grams of Helium gas?

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Please help me asap this is due today, show work if possible What mass of gold would 9.03 x 10^23 p...
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