A hot air balloon is filled with 3L of air and it exerts a pressure of 250kPa 25 points against the walls of the balloon. When air is released, the pressure of the
hot air balloon drops to 150kPa. Find the final Volume.

Which statement is best described as a atom

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent

For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with ph. if the solubility does change, pick the ph at which you'd expect the highest solubility. you'll find ksp data in the aleks data tab. compounds does solubility change with ph