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umka2103 [35]
2 years ago
7

How many moles are in 20 grams of Ar?​

Chemistry
1 answer:
pashok25 [27]2 years ago
7 0

Answer:

moles Ar in 20g = 0.500 mole Ar

Explanation:

moles = grams given / formula weight = 20g / 39.948g·mol⁻¹ = 0.500 mole Ar

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