Praxis Middle School Science (5440) - Acid-Base Chemistry Quiz Questions with Complete Solutions

Praxis Middle School Science (5440) - Acid-Base Chemistry Quiz Questions with Complete Solutions What is the pH of a neutral solution? 7 6 7 8 Which of the following is an example of a strong acid? HCl HCl NaOH KNO3 What does the pH scale measure? Temperature Concentration of acids 2 Concentration of hydrogen ions Mass of an acid Which substance would be considered a base? NaOH HCl H2SO4 CO2 What is the pH of a solution with a high concentration of hydrogen ions? Below 7 Above 7 Equal to 7 Zero What is formed when an acid reacts with a base? Salt and water Hydrogen gas 3 Salt and water Oxygen and water Which of the following substances is a strong base? HCl NaOH NaOH NH3 What is the pH range of an acidic solution? 0 to 6 7 8 to 14 0 to 14 Which of the following is a property of acids? Slippery to the touch Bitter taste 4 Sour taste Feels soapy Which of the following is a common example of an acid? Citric acid Ammonia Sodium hydroxide Calcium carbonate What happens when an acid is dissolved in water?