What are the advantages and disadvantages of using renewable and nonrenewable energy resources?

Enzymes affect the reactions in living cells by changing the

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?

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?