Chemistry, 17.11.2020 08:50 rishiganesh
A wave is moving toward the shore If its frequency is 2.7 hertz, what is its wavelength? What would the correct number of significant figures be?
Answers: 2
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Which of these are physical changes in matter? check all that apply boiling water a pencil being sharpened exploding dynamite freezing water rotting cheese
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Chemistry, 23.06.2019 06:00
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.
Answers: 1
A wave is moving toward the shore If its frequency is 2.7 hertz, what is its wavelength? What would...
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