Introduction to Acids and Bases

Acids, Bases & pH Watch the Acids and Bases Video Acids and Bases Article Click on the link and read the article titled "Chemistry for Kids: Acids and Bases." True or False: Approximately all liquids are either acids or bases. True False Acids have _ ions. hydrogen hydroxide Bases have _ ions. hydrogen hydroxide True or False: Acids and bases can help neutralize each other. True False True or False: Strong acids and bases can be dangerous. True False Which of the following is an example of a neutral substance? Sea water Distilled Water Soapy Water Fill in the blanks below by clicking on the correct term The scale that measures how acidic or basic a liquid is, is called the pH scale. pH is a number that ranges from 0-14. Acids fall between 0 and 7 on the pH scale, with 0 being the strongest acid. Bases fall between 7 and 14 on the pH scale, with 14 being the strongest base. A liquid is neutral if it has a pH of 7. How do our bodies use hydrochloric acid? What makes lemons taste sour? Sort the following examples and properties as either an acid or base. Acid Gastric Acid Lemon Juice Orange Juice Tomato Juice Black Coffee Urine Has a pH between 0 and 7 Taste sour Turns litmus paper red Base Bleach Soapy Water Milk of Magnesia Baking Soda Sea Water Has a pH between 7 and 14 Taste bitter Feel slippery Turns litmus paper blue Labeling the pH scale Label the parts of the pH scale using the following labels. Make sure to type and spell the terms exactly as they are seen here. Use all lowercase letters.neutralstrong acidstrong baseweak acidweak base strong acid strong base weak acid neutral weak base