Can the existence of isotopes explain the difference in properties between diamond and graphite?

Which of these conditions most likely produces an unstable isotope?

Complete the following statements to describe solids, liquids, and gases. select the correct answer from each drop-down menu. a solid a definite volume and a definite shape. a liquid a definite volume and a definite shape. a gas a definite volume and a definite shape

Heat is the total potential energy of a substance that can be transferred. true false