Atemperature of 20 degrees c is equivalent to approximately

What is the molarity of a solution that is prepared by adding 57.1 g of toluene (c 7 h 8 ) (density = 0.867 g/ml) to a 250 ml volumetric flask, and then filling to the mark with benzene (c 6 h 6 ) (density = 0.876 g/ml)?

If soap hits the floor, is the soap dirty or the floor

Who is better, messi or cristiano, i need this for a chemistry class. asap