How many protons, neutrons, and electrons does an atom of Carbon-13 contain? Select one:

a. 6 protons, 6 electrons, and 7 neutrons

b. 6 protons, 6 electrons, and 13 neutrons

c. 6 protons, 7 electrons, and 7 neutrons

d. 13 protons, 6 electrons, and 6 neutrons

Use the drop-down menus to label each of the following changes p for physical change and c for chemical change. the substance changes to a new substance. the original substance can be recovered. the color changes. gas is produced and given off. the substance changes size, shape, or volume.