Which color of visible light has the longest wavelength and explain?

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.

Complete each row of the table below by filling in the missing prefix or missing exponent.

One student said that the investigation was not valid (a fair test). write a plan for the investigation that includes improvements to the method and apparatus