You have a cylinder of argon gas at 19.7 atm pressure at 15°C. The volume of argon in the cylinder is 30.0 L. What would be the volume of this gas if you allowed it to expand to the pressure of the surrounding air (1.02 atm)? Assume the temperature remains constant.

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.