Physics, 28.08.2019 04:10, elevupnext1100

Calculate the average atomic mass of element, x. a sample of x is 65.20% x-17, 13.50% x-18, and 21.30% x-19.

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Calculate the average atomic mass of element, x. a sample of x is 65.20% x-17, 13.50% x-18, and 21.3...