An ion has a charge of -2. the ion must have:

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.

Compare and contrast refraction of light and sound will give brainliest

Enzymes affect the reactions in living cells by changing the