The equilibrium of an acid-base reaction lies:

A. pKa cannot be used to determine the direction of equilibrium
B. Towards the acid with a higher pKa
C. Towards the acid with a lower pKa
D. Towards the acid with a negative pKa

As you move from right to left on the periodic table the atomic radius fill in the blank

Elements that do not have full outer electron shells will donate, share, or take electrons from other atoms. choose the items that have the correct binary ionic formula.

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