The arctic tundra, though very cold for much of the year, is said to be more strongly defined by its cool summer temperatures, instead of its winter lows. Why? Question 3 options:

Because these low summer temperatures cause large masses of ice that do not even totally melt in the summer.

Because these low summer temperatures cause a rain-shadow effect

Because these low summer temperatures limit the growth of plants in the summer

Because these low summer temperatures cause rapidly changing weather

During which time interval does the object travel approximately 10 meters

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

Draw two cyclic constitutional isomers of cis-1