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CP Average Atomic Mass Quiz (11/6/2024)

Last updated 9 months ago

3 questions

Required

2

Required

4

Question 2

2.

If an element named X has two isotopes, X-55 (55.93 amu, 55.1% abundance) and X-57 (56.9354 amu, 44.9% abundance), what is the average atomic mass of X?

Required

4

Question 3

3.

Question 1

1.

Which of these factors affect the average atomic mass of an element?

Atomic radius

Number of electrons

Number of stable isotopes

Relative isotope abundance

Copper has two isotopes, Cu-63 (69.17% abundance and atomic mass 62.9296 amu) and Cu-65 (30.83% abundance and atomic mass 64.9278 amu). Calculate the average atomic mass of copper.