3. There are 6.7 grams of hydrogen gas and 28.8 grams of oxygen gas in a container, with a total pressure of 425 mmHg. What is the partial pressure of each gas?

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.