Question

How many atoms are found in a 15. 5 g sample of bismuth?

Answer 1

Answer:

4.47 x 10²² atoms

Explanation:

       1 mole of a substance contains 6.02 x 10²³ atoms

    0.074 mole of Bismuth will contain 0.074 x 6.02 x 10²³ atoms

                                                         = 4.47 x 10²² atoms