B. Heat is a form of energy so boiling it would increase energy. (I guess)
I believe you would just put a 2 in front of NH3 and keep the other ones as 1
Viruses are not classified as being alive in because of the fact that they can't reproduce.
In an exothermic reaction, the water will increase in temperature in a calorimeter. An exothermic reaction is a reaction where heat is one of the products or heat is being released from it which will cause for the temperature inside the calorimeter to increase.