14. which graph (below) accurately illustrates the motion of description a:
option 1 is graph 1
option 2 is graph 2
option 3 is graph 3
option 4 is graph 4
option 5 is graph 5
option 6 is graph 6

Your friend offers to show you an intrusive igneous rock. which of the following would you expect to see?

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 physical changes with chemical changes.