Part II - Items 6-10, True or False: On the space provided, Write T if the statement is True & write F if the satatement is False. _6. Acid is a distinctive class of compounds that is usually a liquid that contains Hydrogen (H) and react with bases to form salt and water. 7. Elements are substances that are made up of two or more different types of atoms Chemically combined in a fixed ratio. 8. Compounds can be broken down into their components through chemical means. 9. Less than 7 is the pH value for an acidic solution. 10. Elements are classified as metals, non-metals, & metalloids.