1. what type of reaction is listed below? prove that it is balanced by listing the number of elements on both side of the equation (reactants vs. products)? ch3cooh + nahco3  nach3coo + h2co3

What human activity increases beach erosion?

What is the most important factor in determining climates.

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.