CHEM PLEASE HELP!! WILL GIVE BRAINLIST

The pressure of 2.73 mol of an ideal gas in an enclosed rigid container at 20.3° c is 153kpa. what is the volume of the container in liters? (r 8.31 l-kpa/mol-k)

Gabe amodeo, a nuclear physicist, needs 8080 liters of a 3030% acid solution. he currently has a 20 %20% solution and a 60 %60% solution. how many liters of each does he need to make the needed 8080 liters of 3030% acid solution?

In the industrial "chlor-alkali" process, pure chlorine and sodium hydroxide are produced by electrolyzing brine, essentially an aqueous solution of sodium chloride. suppose a current of is passed through an aqueous solution of for seconds. calculate the mass of pure chlorine produced. be sure your answer has a unit symbol and the correct number of significant digits.