Weathering causes rocks to break down and produce

1) this is the structure in the cell nucleus that houses a cell's genetic information

How would you reduce the volume of gas

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?