19. A water molecule is made up of one
oxygen and two hydrogen atoms. Why is
water considered a pure substance?
A. Each water molecule is identical.
B. Water can be broken down by
physical means.
C. Water molecules are made up of
different types of atoms.
D. Water can be combined with other
substances by physical means
Answers
Answered by
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Answer:
I think it is part D
Explanation:
I hope it will help you
Answered by
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Answer:
A Each water molecule is identical.
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