A science teacher gave a student a sample of a clear liquid labeled "unknown substance." Which property would best help the student determine the
sample's identity?

A. The sample's boiling point

B. The sample's mass

C. The sample's volume

D. The sample's weight

Bose-einstein condensation occurs at what temperature?

Which molecules are more strongly attracted to one another -c3h8o molecules that make up liquid rubbing alcohol or ch4 molecules that make up methane gas

A2-kg bowling ball is 1 meter off the ground on a post when it falls. just before it reaches the ground,its traveling 4.4 m/s. assuming that there is no air resistant, which statement is true a. the initial potential energy is less then the final kinetic energy b. the mechanical energy is not conserved c. the mechanical energy is conserved d. the initial potential energy is greater than the final kinetic energy