Asked by PLEASE HELP

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

Answers

Answered by scott
(0.70 * 45) + (0.20 * 46) + (0.10 * 47)
Answered by PLEASE HELP
thank you!!!
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