Question

A fictitious element X is composed of 70.0 percent of the isotope X^45, 20.0 percent of the isotope X^ 46, and 10.0 percent of the isotope X^47. Calculate the weighted atomic mass of element X to the nearest tenth. pls show all work

Answer 1

(0.70 * 45) + (0.20 * 46) + (0.10 * 47)

Answer 2

thank you!!!