Answer:
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Explanation:
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C) the basic unit of inheritance
metal because it a alkaline eart medal
Hey there!
1 mol has 6.022 x 10²³ molecules.
If we have 4.2 mol F₂, multiply the number of molecules in 1 mol by 4.2.
4.2 x 6.022 x 10²³
2 sig figs
25 x 10²³
Put this properly into scientific notation.
2.5 x 10²⁴ molecules of F₂
Hope this helps!