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Chemistry, 22.06.2019 15:30
Which statement names the physical property of wood a. wood is softer than coal b. wood does not rust c. wood can rot d. wood can burn
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When hydrogen peroxide (h2o2) is added to potassium iodide (ki) solution, the hydrogen peroxide decomposes into water (h2o) and oxygen (o2). the chemical equation for the decomposition reaction is: 2h2o2—> 2h2o + o2. what is the role of the potassium iodide in this reaction? a. reactant. b. product. c. precipitate. d. catalyst.
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Chemistry, 23.06.2019 11:30
Which of the following is a property of nonmetals? a.nonmetals are ductile. b.nonmetals have a shiny luster. c.nonmetals have high density. d.nonmetals are nonconductors.
Answers: 1
Forces can make things move faster orthem down....
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