Investigation 1: Experience 1: The Molecules of Life Vocabulary

The attraction between molecules of the same substance is called:

The attraction between molecules of different substances is called:

weak attraction between a hydrogen atom and another atom:

a type of mixture in which all the components are evenly distributed:

A substance that is dissolved in a solution:

the dissolving substance in a solution:

a scale used to measure the concentration of H+ ions in a solution:

a solution with a pH of less than 7:

a solution with a pH of more than 7:

a buffer that prevents sharp, sudden changes in pH;