Chemistry, 08.09.2020 04:01 jwbri

Nickel makes up 20% of the total mass of a coin. The coin has a mass of 10.0 g. How many nickel atoms are in the coin?
[Avogadro's number = 6.02 x 1029; Ni = 58.69 g mol']
(a) 2.05 x 1022
(b) 4.30 x 1022
(c) 1.03 x 1023
d) 1.03 x 1024

Answers: 3

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Nickel makes up 20% of the total mass of a coin. The coin has a mass of 10.0 g. How many nickel ato...

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Nickel makes up 20% of the total mass of a coin. The coin has a mass of 10.0 g. How many nickel atoms are in the coin?[Avogadro's number = 6.02 x 1029; Ni = 58.69 g mol'](a) 2.05 x 1022(b) 4.30 x 1022(c) 1.03 x 1023d) 1.03 x 1024

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Another question on Chemistry

Nickel makes up 20% of the total mass of a coin. The coin has a mass of 10.0 g. How many nickel atoms are in the coin?
[Avogadro's number = 6.02 x 1029; Ni = 58.69 g mol']
(a) 2.05 x 1022
(b) 4.30 x 1022
(c) 1.03 x 1023
d) 1.03 x 1024