Chemistry, 01.12.2020 22:00 avalonr2003
If the Earth was the size of a basketball, about 24 centimeters in diameter, about how thick is the Earth’s crust?
the entire thickness of the ball’s diameter
the thickness of the leather covering
the thickness of the leather covering and another inch (or 2.5 centimeters) below that
6 centimeters thick, or half the radius
Answers: 3
Chemistry, 22.06.2019 07:00
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 12:00
An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d
Answers: 3
Chemistry, 22.06.2019 12:30
A50.0 ml sample of gas at 20.0 atm of pressure is compressed to 40.0 atm of pressure at constant temperature. what is the new volume? 0.0100 ml 0.325 ml 25.0 ml 100. ml
Answers: 1
Chemistry, 23.06.2019 04:00
Which method would be best to separate a mixture of sand and gravel
Answers: 1
If the Earth was the size of a basketball, about 24 centimeters in diameter, about how thick is the...
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