Chem 1406 Final exam review (100% Verified Solutions)

Water, H2O, is an example of a(n) A) chemical. B) solid. C) wave. D) electric charge. E) element correct answers A) chemical. In this list, which substance can be classified as a chemical? A) salt B) sleep C) cold D) heat E) temperature correct answers A) salt One example of a chemical used in toothpaste is A) chlorine. B) sulfur. C) carbon dioxide. D) calcium carbonate. E) sugar. correct answers D) calcium carbonate. Which of the following is not a chemical? A) salt B) water C) light D) carbon dioxide E) sugar correct answers C) light Sodium fluorophosphate is a chemical used in toothpaste to A) make the paste white. B) disinfect the toothbrush. C) keep the paste from spoiling. D) remove plaque. E) strengthen tooth enamel. correct answers E) strengthen tooth enamel. Titanium dioxide is a chemical used in toothpaste to A) make the paste white. B) disinfect the toothbrush. C) keep the paste from spoiling. D) remove plaque. E) strengthen tooth enamel. correct answers A) make the paste white. When a part of the body is injured, substances called ________ are released. A) aspirins