Write formulas: a) 3 nitrogen atoms, b) 2 phosphorus molecules // help please with these

What type of energy conversion occurs when you place your feet near the fire place and they become warm

Abaker touches a pie right after taking it out of the oven. which statement best explains why the pie feels hot?

An uncovered pot of water lies out in the sun. which statements correctly describe what happens at the surface of the liquid water? 1. the vapor pressure remains constant regardless of the water temperature. 2. the vapor pressure is produced by water molecules that have evaporated. 3. the vapor pressure increases as the sun heats the water in the pot. 4. evaporation stops once the vapor pressure reaches a certain point. 5. evaporation and condensation both occur on the liquid’s surface.