As you move down through the family of alkali metals, the first ionization energy because

a) increases; the atomic radii increase.

b) increases; the atomic radii decrease.

c) decreases; the atomic radii increase.

d) remains constant; all the elements lose one electron.

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules

All of the following are homogeneous mixtures except a) sugar dissolved in water. b) orange juice. c) coffee with cream. d) household vinegar. e) apple juice