What is the product of the reaction?

Please answer with the correct answer! Thanks.

One of the cell membrane's functions is to protect the cell keep wastes in the cell create new cells keep light out of the cell

Write a net ionic equation to show that hydrofluoric acid, behaves as an acid in water.

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.