Answer to Question #56271 in General Chemistry for Ingrid

General Chemistry

Question #56271

78kg of K metal is equal to how many moles?

Expert's answer

Solution: 78 kg = 78000 g
M(K)=39 g/mol
ν=m/M
ν(K)=78000 g / 39 g/mol = 2000 mol
Answer: 2000 moles.

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