josd324life josd324life

27-04-2017
Chemistry

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What is the mass in grams of 4.50*10^16 atoms potassium (K)?

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chrissy45 chrissy45

28-04-2017

(4.50x10^16)/(6.02x10^24) = 7.5mols
7.5mols x 39.1= 293.25grams

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