Chemistry, 19.09.2021 21:50 tae8002001
A modern penny weighs 2.5350 g but contains only 0.0615 g of copper (Cu). How many copper atoms are present in a modern penny
Answers: 3
Chemistry, 21.06.2019 18:00, anamaliiow
Acylinder is filled with 2.00 moles of nitrogen, 3.00 moles of argon and 5.00 moles of helium. if the gas mixture is at stp, what is the partial pressure of the argon
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Chemistry, 21.06.2019 22:30, Cnolteb5663
Often on a topographic map, every fifth contour line is darkened. what is this line called? a. key b. slope c. benchmark d. index contour
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Chemistry, 22.06.2019 07:00, shradhwaip2426
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
Chemistry, 22.06.2019 22:30, StupidFatChipmunk
What must be in balance for temperatures to remain constant?
Answers: 1
A modern penny weighs 2.5350 g but contains only 0.0615 g of copper (Cu). How many copper atoms are...
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