True/False. Decide if each statement is true or false, and write true or false in the blank
6. The hydrosphere is the air that surrounds the earth.
7. The mantle is the layer of iron-rich minerals
surrounding the earth's core.
8. The asthenosphere is the innermost layer of
the earth.
9. The lithosphere is the outermost layer of the mantle,
including the earth's crust.
10. The crust is the outermost layer or surface of
the earth.

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

Use the right-hand rule for magnetic force to determine the charge on the moving particle. this is a charge.

1. how much energy is needed to raise the temperature of 40.0 g of argon from 25c to 40c? the specific heat capacity of argon is 0.520 j/(g·k) 2a. 23.0 ml of 0.100 m hcl (standard) are added from a buret to neutralize 50.0 ml of an unknown basic solution. 2b. if the oh- produced in the previous reaction came from ca(oh)2, then what is the molarity of the ca(oh)2? 3.calculate the new freezing-point of a solution when 60.5 grams of cacl2 solute is dissolved in 0.612 kg of water. 4. what is the maximum number of moles of alcl3 that can be produced from 5.0 mol al and 6.0 mol cl2? 5. a sample of oxygen gas has a volume of 150 ml when its pressure is 0.923 atm. if the pressure is increased to 0.987 atm and the temperature remains constant, what will the new volume be? 6. nitrogen gas in a closed container at a temperature of 100.0 oc and 3.0 atm is heated to 300 oc. what is the pressure of the gas at the higher temperature?