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Biology 9 Online
OpenStudy (diana.xl):

check my answers?

OpenStudy (diana.xl):

Water is treated to make it potable, or safe, to drink by using the following process: first filtration, coagulation, second filtration, chlorination, aeration, and additional treatment. True False Hydrogen is the most abundant element in the universe and can be burned as fuel. True False both true?

OpenStudy (dn-bb):

I am pretty sure that those are both right...like 99% sure

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