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what is the main difference between these two chemical formulas?

• h2o
• h2o2

a.) they represent two different substances
b.) they represent different states of the same substance
c.) they represent different elements combined chemically
d.) they represent a different number of copies of a substance
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Respuesta :

Answer:

I think it's A

Explanation:

H202 is hydrogen peroxide

H20 is water

Answer:

c

Explanation:

because it hydrogen mixed with peroxide

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