What are two important uses of petroleum?
a. to make plastics and as a source of energy
b. to make computer chips and as a source of energy
c. to make plastics and as a material for building houses
d. to make computer chips and as a material for building houses

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?

Table sugar completely dissolved in water is an example of a?

Mercury turns to a vapor at 629.88 k. how much heat is lost when 75.0 g of mercury vapor at 650 k condenses to a liquid at 297 k?