What mass would release 2620j of heat when cooled 50 degrees c?
a. 25 g
b. 12.5
c. 50g
d. 36g

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

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

Draw the structure for 5-isopropyl-2-methyl-3-nonene