Why do metals have body-centered, face-centered, and hexagonal-centered structures? a These are the actual shapes of the metal atoms. b These shapes cause metals to be heavy. c There is no real reason. d These structures give metals their strong properties and also cause them to be rigid.

Put these processes of the water cycle in the correct order, starting at the point where the water is in the lake: 1. water evaporates into the atmosphere 2. rain, snow, or other precipitation falls 3. water collects into larger bodies of water 4. water vapor condenses into liquid water

In order to calculate the amount of heat transferred you must know the __ and specific heat of the material, as well as the change in temperature. a. volume b. density c. mass d. enthalpy

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?