How many Joules of heat are required to melt 250 grams of ice at 0°C? AHfus = 334 J/g
AHvap = 2258 J/g
Cp= 4.184 J/g C

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

Identify the lewis base in this balanced equation: fe3+ h2o fe(h2o)63+

Is it safe to take 450mg of diphenhydramine hydrochloride?