If a small amount of zinc remains at the conclusion of a reaction between zinc and hydrochloric acid, which reactant is in excess? a. zinc b. neither c. hydrochloric acid d. can’t tell

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

Acar parked on level pavement exerts a force of 10,000 newtons on the ground. what force does the pavement exert back on the car? (f = ma, g = 9.81 m/s2)

(04.03 lc) which of the following is released during cellular respiration? select one: a. carbon dioxide b. glucose c. mitochondria d. oxygen