Which change in the temperature of the one gram sample of water would cause the greatest increase in average kinetic energy of its molecules

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.

What does a numerical subscript following an element in a chemical formula mean?

What is the volume of 2.5 moles of nitrogen gas (n2)at standard temperature and pressure (stp)?