Mercury can be obtained by reacting mercury (II) sulfide with calcium oxide. How many grams of calcium oxide are needed to produce 36.0 g of Hg?

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?

Rays from the sun are not considered matter true or false

How many moles of co2 are produced during the complete combustion of 3.6 moles of c2h6