Chemistry, 24.11.2020 01:30 mbonham481

Astatine is the rarest naturally occurring element in the Earth's crust. If only about 1.00x1023 atoms of astatine exist at any one time on Earth then what mass in kilograms is that
equivalent to?

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Astatine is the rarest naturally occurring element in the Earth's crust. If only about 1.00x1023 at...