pH Scale, Acids, and Bases

William was conducting a science experiment and found that a certain substance had a pH less than 7. This substance is likely a(n) ______.

David was conducting a science experiment and found a substance with a pH greater than 7. This substance is a(n) _______.

Mason and Abigail were conducting a science experiment. They were testing different solutions to see which one releases H+ in solution. Daniel suggested they test the following options. Which one should they choose?

Maya was conducting a chemistry experiment in her school lab. She noticed that a substance she used was releasing OH- ions into the solution. What type of substance was Maya likely using?

Aiden, Benjamin, and Roman are conducting a science experiment to determine the acidity of various household items. They have narrowed down their options to Baking Soda, Lemon Juice, Black Coffee, and Milk. According to their findings, which item is the most acidic?

Anika, Samuel, and Grace were conducting a science experiment. They had lemon juice, hydrochloric acid, cabbage, and milk. According to the pH range, which substance did they find to be more acidic than lemon juice?

Benjamin, Avery, and Hannah are conducting a science experiment in their school lab. They are using bleach, which is a strong base. Can you tell them what the pH level of bleach is?

Samuel, Michael, and Henry are in a chemistry lab. Samuel has a strong acid and Michael has an equally strong base. What might happen if they mixed these two substances?

During a biology class, Nora, Ethan, and Mason were discussing the pH level of human blood. They learned that it falls between 7.35 and 7.45. Based on this information, how would you best describe human blood?

Abigail was doing a science experiment and she found that soap, which is a base, turned red litmus paper to blue. Aiden told her that bases are sometimes called alkaline. Is Aiden's statement true or false?