Test Bank for Understanding Human Anatomy and Physiology 8th Edition Susannah-Nelson

Test Bank for Understanding Human Anatomy and Physiology 8th Edition Susannah-Nelson. The positively charged particles in the nucleus of an atom are A. neutrons. B. electrons. C. protons. D. isotopes. 4. The atomic mass of a proton is A. 0 atomic mass units. B. 2 atomic mass units. C. 1 atomic mass units. D. 1 atomic mass units. 5. Which of the following subatomic particles are found in the nucleus of an atom? A. Protons and electrons B. Electrons and neutrons C. Protons and shells D. Neutrons and protons 6. The number of protons in an atom is called the A. atomic number. B. atomic weight. C. mass number. D. combining weight. 7. Which subatomic particle determines the identity of an atom? A. Neutron B. Proton C. Electron D. Prion 8. Which subatomic particle determines the chemical activity of an atom? A. Neutron B. Proton C. Electron D. Prion 9. Atoms with more than one shell are most stable when the outermost shell contains _____ electrons. A. 10 B. 1 C. 8 D. 6 10. Different forms of the same element with different numbers of neutrons are called A. molecules. B. compounds. C. isotopes. D. lattices. 11. Exactly 6.02 x 1023 atoms of any element is called 1 ____ of that element. A. atomic mass unit B. isotope C. mole D. mouse 12. Over 90% of the body is composed of four elements: carbon, nitrogen, chlorine, and hydrogen. True False 13. The number of electrons in the outermost shell of an atom will determine the chemical activity of the atom. True False 14. Phosphorus has an atomic number of 15 and a mass number of 31. How many protons, neutrons, and electrons does an atom of the element phosphorus have?