When an acid is added to a base, which if the following changes in pH might be observed? A. An increase from 7 to 8
B. An increase from 3 to 8
C, A decrease from 7 to 6
D. A decrease from 9 to 5

Building glycogen from glucose molecules is an example of

Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world

What are the similarities between compounds and mixtures?