There is 6.02*10^23 molecule per mole. And there is 2 atoms per oxygen molecule. So the answer is 1.204*10^24 atoms in 1.0 mole of O2.
Answer:

Explanation:
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In this case, for a first-order reaction, we can firstly compute the rate constant from the given half-life:

In such a way, the integrated first-order law, allows us to compute the final mass of the substance once 10.0 minutes (600 seconds) have passed:

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The region where an electron is most likely to be is called an orbital
Answer:
When water vapor in the air comes into contact with something cool, its molecules slow down and get closer together.
Explanation:
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