Which of the following would need resonance structures?
so2
so3
h2o
h2s

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

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.

Nuclear decay is the spontaneous decay of one element into a. an x-ray b. a ray of light c. another element