A chemical equilibrium between gaseous reactants and products is shown. N2(g) + 3H2(g) - 2NH3(g)
How will the reaction be affected if the pressure on the system is increased?

How many joules of heat are absorbed to raise the temperature of 650 grams of water from 5.00c to it's boiling point, 100c

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.

Connect the whole numbers on the periodic table to indicate what they represent?