After completing this week’s reading selection, please answer the following ques


After completing this week’s reading selection, please answer the following questions. Your answers should be in your own words (not quoted from the textbook or Internet) and should be substantial enough to demonstrate your understanding of the question. These questions are graded and are worth two points each. Please include the question in your responses. Please note there is a point deduction for not rewriting the question for each response.
Define and distinguish between matter, mass, elements, and compounds. Give two examples of each.
Define and distinguish among protons, neutrons, and electrons within an atom.
Define atomic number, mass number, and atomic mass and explained how they are determined.
Define an isotope and explain how radioactive isotopes are used in biological research and medicine.
Define and distinguish between ionic, covalent, and hydrogen chemical bonds.
Describe the structure of water and explain how its shape makes water a polar molecule.
Distinguish between the reactants and products of chemical reactions.
Describe the four life-supporting properties of water.
Distinguish between the chemical properties of acids, bases, and neutral solutions.


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