NY Regents Chemistry Exam August 2023 Question 39
39 A sample is composed of two different substances that can be separated by using filter paper. This sample is classified as
(1) a heterogeneous mixture
(2) a homogeneous mixture
(3) a single compound
(4) an unsaturated solution
Solution: A mixture is composed of two or more different substances. A mixture such as water and sand could be separated using filter paper. This is a heterogeneous mixture. A hetergeneous mixture does not have a uniform composition.
Choice 1
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