jeanneschu
29.08.2019 •
Chemistry
How many moles are in 3.01*10^23 atoms of mg
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Ответ:
? moles 3.01x10²³ atoms
moles = ( 3.01x10²³ ) x 1 / 6.02x10²³
=> 0.5 moles Mg
Ответ:
the answer is B
Explanation: