1. The following reactions occur at 298 K. Arrange them in order of increasing tendency to proceed to completion (least completion  greatest completion). 1) H4C3O4 + H2O H3O+ + H3C3O4- Kc = 1.4 x 10-3

Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.