How many liters of chlorine gas at 25°C and 0.950 atm can be…

Questions

Hоw mаny liters оf chlоrine gаs аt 25°C and 0.950 atm can be produced by the reaction of 12.0 g of MnO2 with excess HCl(aq) according to the following chemical equation?MnO2(s) + 4HCl(aq) → MnCl2(aq) + 2H2O(l) + Cl2(g)