How many grams of magnesium oxide can be produced when 97.2g mg react with 88.5g o2?

Why is silver chloride is an ionic compound

What causes most sediment to wash or fall into a river

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.