You are wrong. the answer is b. independent

What are atoms of the same element with varying number of neutrons

The heliocentric and the geocentric models of the solar system included these central principles

During cooling, the kinetic energy of the molecules falls. why does this happen? a.the motion of the molecules increases. b. the motion of the molecules slows down. c.the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.