Has anyone done 4.3.4 Practice: Mixtures of Matter...I need help :/

Energy defines the different "states" of matter. in no more than 3 sentences, describe the amount of kinetic energy that each of the 3 states of matter possesses and relate that to the atom/molecular motion of each "state".

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

To apply in a gold the individual gold atoms are united to each other by means of a metallic bond. how would you use the gold block to determine the atomic radius of a gold atom?