Chemistry, 10.09.2021 18:20 EmilieCasey3605
When salt dissolves completely into water, which term is used to describe the water?
1. solute
2. solution
4. concentration
4. solvent
Answers: 2
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Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness
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Reactions in cells take place at about a. 40°c b. 0° c. 100°c d. 60°c
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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.
Answers: 1
When salt dissolves completely into water, which term is used to describe the water?
1. solute
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