A) 5 days

b) 8 days

c) 9 days. i’m thinking maybe c

d) 11 days

Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?

Which position represents spring in the southern hemisphere? a) b) c) d)

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.