Which of the following elements is the most reactive? O A. Fluorine (F) O B. Carbon (C) O O O O O C. Arsenic (As) O D. Sulfur (S) .​

In the lab, ammonia was mixed with water to form ammonium hydroxide. what is/are the reactant(s)? o water and ammonia o ammonia o ammonium hydroxide need

3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt