Please help this dosent make any sense to me

asked Sep 11, 2021 105k views

3 votes

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4 votes

Answer: 9 atoms

Explanation: there is already a three subscript on oxygen, then outside the parenthesis there is also a three subscript so you multiply 3x3=9

Allexj answered Sep 12, 2021

8.4k points

5 votes

Answer:

9 atoms precisely

Step-by-step explanation:

i hope it is right

Goldins answered Sep 17, 2021

8.9k points

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