ASAP please What is the molarity of HCl in aqueous solution which contains 0.220 mole of HCl in 200ml solution? a. 1.5M b. 2.82M c. 3.09M d. 1.10M

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.