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acids and bases
| Question | Answer |
|---|---|
| in a titration, the point where the indicator changes color and stays that way is the | endpoint |
| in a titration, the solution for which the concentration is known is called the | standard solution |
| H3O+ units are called | hydronium ions |
| a substance that produces OH- ions in solution is a | base |
| our blood contains______ which allow small amounts of acids or bases to be absorbed without harmful effects | buffers |
| organic substances that change color in the presence of an acid and the positive ion of a base is a | salt |
| antacids work because they..... excess stomach acid | neutralize |
| a solution with a bitter taste and a slippery feel is most likely | a base |
| a compound formed in a solution from the negative ion of an acid and the positive ion of a base is called a | salt |
| how do antiacids work? they | neutralize |
| organic substance that change color in the presence of an acid or base is a | indicator |
| HCL is the formula for | hydrochloric acid |
| When you wash your hands with soap, you are using a | base |
| The terms dilute and concentrated refer to the | concentration |
| The strength of a base that only partly ionizes in solution would be described as | weak |
| A solution that is basic contains | fewer OH ions than H3O+ ions |
| Alcohol is not a | fossil fuel |
| A huge molecule made up of many smaller molecules is a | polymer |
| a compound that is made up only of carbon and hydrogen is called | hydrocarbon |
| a hydrocarbon that has one or more double or triple bonds is what kind of hydrocarbon | unsaturated |
| Compounds that have identical chemical formulas but different Molecular structures and shapes are called | isomers |
| a hydrocarbon in which one of more hydrogen atoms is replaced by an -OH group is | an alcohol |
| alcohols are an example of | substituted hydrocarbons |
| what is true of all aromatic compounds | benzene ring |
| a hydrocarbon in which all of the carbon atom are joined to other carbon atoms by single covalent bonds is a hydrocarbon | saturated |
| an isomer of a compound with the formula C2H6 would have the formula | C2H6 |
| petroleum is separated into individual compounds by each compounds | boiling point |
| the structure of benzene can best be described as a | ring |
| the individual molecules that make up a polymer are called | monomers |
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