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Hydrogen sulfide, H2S, is classified as a

Chemistry Regents Exam August 2022


8. Hydrogen sulfide, H2S, is classified as a (1) compound with atoms in a fixed proportion

(2) compound with atoms in a proportion that can vary (3) mixture with atoms in a fixed proportion (4) mixture with atoms in a proportion that can vary


Explanation: H2S consists of two elements (hydrogen and sulfur) and is a compound. Compounds consist of two or more elements combined together in a fixed proportion.


Answer: 1


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