Elaborate law chemistry helps us in production of urea

Energy is released during which phase changes? check all that apply. boiling condensing depositing freezing melting subliming

What is the standard unit of measure for acceleration?

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?