22.9k views
4 votes
I need help, please!

I need help, please!-example-1
User Johnlinp
by
7.8k points

2 Answers

4 votes

Answer:

i sure its b

Step-by-step explanation:

User Honeybear
by
7.6k points
0 votes
oxygen is used to break down similar molecules
User Daniel Adinugroho
by
8.6k points