Question 3 (1 point) oxygen atoms in 30 molecules of C20H42S3O There are A) 1.2 x...

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Answer 1

Answer #1

1 molecule of C20H42S3O2 contains 2 atoms of oxygen.

Hence, number of atoms in 30 molecules = 30 molecules * 2 atoms/1 molecules = 60 atoms

Hence, there are 60 oxygen atoms in 30 molecules of C20H42S3O2

Correct answer is Option C

Note - Post any doubts/queries in comments section.

Answer 2

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