Complete the table by classifying each property as either a physical or chemical property

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.

If two objects at different te,peraure are in contact with each other what happens to their temperature

Which of the following is most likely true about water in chemical solutions?