FA #1 1. How many liters of a 4.5 M solution can be made
using 15 moles of NaCl?
2. How many grams of NaCl are needed to make 800.
ml of a 0.453 M solution?

Which of the following would be an accurate picture of the earth during the summer time of the northern hemisphere?

Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?

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?