Answers by Shiyu
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Answers by Shiyu

Answers by Shiyu
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If we add the hydrogen peroxide with a graduated cylinder that had vinegar in it the sample could get contaminated with an acid or base oil or all of the above
answered Jan 18, 2018
5 votes
193k views
How do You stay Positive for a test?
answered Dec 9, 2017
0 votes
37.8k views
What do biologist do?
answered Jun 17, 2017
1 vote
189k views
A good sense of contentment means that you work hard throughout your life, leaving little time for rest and play.
answered Jan 7, 2017
1 vote
120k views
about 2% of the people in the world have red hair. There are about 7,000,000,000 people  in the world. about how many people have red hair?
answered Oct 29, 2016
1 vote
69.4k views
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