PCB 4023 CERTIFICATION Exam Questions and CORRECT Answers

Regarding acids, bases, and pH, which of these statements is true? a. Substances that release protons when they dissolve in water are termed acids and result in a pH lower than 7. b. Substances that release protons when they dissolve in water are termed bases and result in a pH lower than 7. c. Substances that release protons when they dissolve in water are termed acids and result in a pH higher than 7. d. Substances that release protons when they dissolve in water are termed bases and result in a pH higher than 7.a Which of the following atoms is most likely to participate in an ionic bond? a. chlorine, with an outer electron shell filled with seven of a possible eight electrons b. phosphorus, with an outer electron shell filled with five of a possible eight electrons c. carbon, with an outer electron shell filled with four of a possible eight electronsa