How many moles of sulfur dioxide (SO2) are required to produce 5.0 moles of sulfur (S)
according to the following balanced equation?
SO2 + 2H2S → 35 + 2H20
a
15 mol

Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.

Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.

What is the approximate vapor pressure when the gas condenses at 70 degrees celsius