A student obtains a 1.00 mole sample of titanium metal and a 1.00 mole sample of silver metal. Which of the following is a true statement about these two samples?

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?