Chemistry, 28.06.2020 02:01 sierravick123owr441
A pure substance is made of one type of element or compound and a mixture is made up of two or more pure substances. Water is a compound but it is classified as a homogeneous mixture but it is not a mixture. I don't understand can I please have an explanation? Why can a homogeneous mixture be a pure substance or a mixture, when a pure substance is not a mixture?
Answers: 2
Chemistry, 23.06.2019 04:20, tyrickdavis1
The equation below shows a chemical reaction. a + b + heat —> c + d according to the law of conservation of energy, which statement is true? a. the reactants absorb heat because they have less energy than the products. b. the products release heat because they have more energy than the reactants. c. the reactants generate heat because they have more energy than the products. d. the products require heat to form because they have less energy than the reactants.
Answers: 1
A pure substance is made of one type of element or compound and a mixture is made up of two or more...
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