Determine the number of atoms in 73.0 grams of calcium, Ca. (The
mass of one mole of calcium is 40.08 g.)

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22-09-2021
Chemistry

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Determine the number of atoms in 73.0 grams of calcium, Ca. (The
mass of one mole of calcium is 40.08 g.)

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smileybrendan2000 smileybrendan2000 · Answer 1 · 2021-09-22T02:53:54+02:00

smileybrendan2000 smileybrendan2000

22-09-2021

# of atoms per mol = Avogadro’s # (6.022 x 10^23)

Number of mols = mass of substance / molar mass

73 g / 40.08 g = 1.8 mols of Ca in 73 grams

1.8 mols x avagadro’s # = 1.1 x 10^24 atoms in 73 grams of Ca

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Determine the number of atoms in 73.0 grams of calcium, Ca. (The mass of one mole of calcium is 40.08 g.)

Respuesta :

Otras preguntas

Determine the number of atoms in 73.0 grams of calcium, Ca. (The
mass of one mole of calcium is 40.08 g.)