Which of the following does not indicate a chemical change?
precipitate formation
crush...
Chemistry, 18.09.2019 20:30 keepcalmands2930
Which of the following does not indicate a chemical change?
precipitate formation
crushing a solid into a powder
color change
gas evolution
Answers: 1
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Asolution contains 180 g of glucose (c6h12o6) and 162 g of water. what is the mole fraction of glucose?
Answers: 3
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Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant
Answers: 3
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Which statement can best be concluded from the ideal gas law?
Answers: 2
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Which diagram shows the correct way to represent an ionic compound of magnesium oxide?
Answers: 3
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