Which of the following describes the products of a chemical reaction? a. the original materials b. the chemicals on the right side of a chemical equation c. the chemicals on the left side of a chemical equation d. the substances that are changed

Which type of bond is found between the atoms of a molecule? a. metallic b. delocalized electron c. covalent d. ionic

Explain earth's motion, using the terms "precession" and "rotation" in your answer.

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final