What is the mass in grams (g) of 2.00 moles of Copper (Cu)?
How many moles are in 7.35x1023 atoms of Gold (Au)?
Due tonight so I will take any help I can get please!
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1) Molar Mass of Cu = 63.5
Number of Moles × Molar Mass = Required Mass
2× 63.5 = 127g
2) Number of Moles = 7.35 × 10²³/6.022 × 10²³
= 1.21 Moles
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