what has the most potential energy a ball under ground, a ball on a moutain, a ball on the ground, or a ball in the tree

Calculate the expected ph values of the buffer systems from the experiments (a,b,c,d), using the henderson- hasselbalch equation, ph-pka+log[a-]/[ha]. use for pka values carbonic acid= 6.37, and acetic acid= 4.75.

In apex! a liquid heated beyond a certain temperature becomes

How many moles of potassium are needed to react completely with 12.8 moles of magnessium bromide?