A gas has an initial volume and pressure of 3 m3 and 5 atm. Keeping the temperature constant, what will its volume be at a pressure of 15 atm?

0.09 moles of sodium sulfate in 12 ml of solution

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as