Explain why the boiling points in table 2 are low. Explain the trend in the boiling points in table 2.

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?