Nic bought 12 pens for 2$ each and 12pads of paper for 3$ each. write two expressions for how nic could calculate his total. write one expression in expanded form and one in factored form.

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat

Name the element in group 17, period 2. (periodic table)

If a solution had a ph of 7 what is the solution