How many atoms are in a sample of 1.83 moles of potassium (K) atoms?

A) 3.04 * 10-24 atoms K

B) 3.29 * 1023 atoms K

C) 1.10 * 1024 atoms K

D) 6.02 * 1023 atoms K

Question

Physics

Anastasia Conley

20 April, 21:00

How many atoms are in a sample of 1.83 moles of potassium (K) atoms?

A) 3.04 * 10-24 atoms K

B) 3.29 * 1023 atoms K

C) 1.10 * 1024 atoms K

D) 6.02 * 1023 atoms K

+2

Answers (1)

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Isabell Gibson · Answer 1

Avogadro's number represents the number of units in one mole of any substance. This has the value of 6.022 x 10^23 units / mole. This number can be used to convert the number of atoms or molecules into number of moles.

1.83 moles K (6.022 x 10^23 atoms / mole) = 1.10 x 10^24 atoms K

How many atoms are in a sample of 1.83 moles of potassium (K) atoms?A) 3.04 * 10-24 atoms KB) 3.29 * 1023 atoms KC) 1.10 * 1024 atoms KD) 6.02 * 1023 atoms K

How many atoms are in a sample of 1.83 moles of potassium (K) atoms?

A) 3.04 * 10-24 atoms K

B) 3.29 * 1023 atoms K

C) 1.10 * 1024 atoms K

D) 6.02 * 1023 atoms K