Which of the following statements is/are CORRECT ? A mole of sodium atoms contains fewer atoms than a mole of potassium atoms. A mole of sodium atoms contains more atoms than a mole of potassium atoms. In effect, the word mole represents the number 6.02 x 1023. One mole of a substance contains as many particles as there are atoms in 12 grams of carbon-12.

The image shows a process that releases nuclear energy which statement best identifies the process shown the process must be fusion because energy is released the process must be fusion because of have your nucleus formed a smaller nuclei the process must be fission because a large nucleus breaks into smaller nuclei the process must be fission because neutrons are formed

State one important difference between a physical change and a chemical change?

Who examines and coordinates the cleanup of polluted sites?