Answered

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How many atoms are in 3.5 mol he?

Sagot :

Answer:

2.11×10^24

Explanation:

You times the Avogadro number by 3.5

6.023 times 10^23.

then times it by 3.5.

I got 2.11 times 10 ^24.

I hope this helps. Have a lovely day.

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