Which of the following statements about magnesium atoms is not correct? 1. all magnesium atoms have the same number of protons. 2. all neutral magnesium atoms have 12 protons and 12 electrons. 3. all magnesium atoms have an atomic number of 12. 4. all atoms with an atomic number of 12 are magnesium atoms. 5. all magnesium atoms have the same number of neutrons

After frida stops exercising, she continues to breathe heavily. what is most likely occurring in her body? heavy breathing during exercise has produced an oxygen surplus in her muscles. this oxygen is being transported to her lungs. this is a result of aerobic respiration. heavy breathing during exercise has produced a carbon dioxide surplus in her muscles. lactate is being transported to her liver. this is a result of aerobic respiration. strenuous exercise has caused her body to be in carbon dioxide debt, and she is breathing hard while lactate is transported to the liver. this is a result of anaerobic respiration. strenuous exercise has caused her body to be in oxygen debt, and she is breathing hard while lactate is transported to the liver. this is a result of anaerobic respiration.