August 2018 NY Regents Chemistry
9 Which statement describes H2O(l) and H2O2(l)?
(1) Both are compounds that have the same properties.
(2) Both are compounds that have different properties.
(3) Both are mixtures that have the same properties.
(4) Both are mixtures that have different properties.
Solution: H2O(l) and H2O2(l) are both compounds. Compounds have fixed ratios of atoms. Mixtures consist of multiple substances such as two compounds together. H2O(l) and H2O2(l) are different compounds and should have different properties.
Answer: 2
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