Multiple Choice
One brand of extra-strength antacid tablets contains 750 mg of calcium carbonate (100.09 g/mol) in each tablet.Stomach acid is essentially a hydrochloric acid solution.Is so much calcium carbonate really needed to neutralize stomach acid? Calculate the volume of stomach acid with a pH of 1.00 that one of these tablets could neutralize, and compare that value with the normal volume of stomach fluid, which usually is about 100.0 mL.One tablet can neutralize _______ mL of stomach acid at a pH of 1.00.
A) 75
B) 150
C) 250
D) 15
E) 7.5
Correct Answer:
Verified
Correct Answer:
Verified
Q17: Calculate the equilibrium concentration of ZN<sup><sub>2</sub> +
Q18: Vitamin C is a monoprotic weak acid,
Q19: Chromium(III) hydroxide shows greater solubility in strongly
Q20: The solubility product for CaCO<sub>3</sub> is written
Q21: Which of the following metal hydroxides is
Q23: Consider the following aqueous equilibrium for a
Q24: What is true about the pK<sub>a</sub> of
Q25: In a titration of monoprotic acids and
Q26: Phenylephrine (PE; see the structure below) is
Q27: A phosphate buffer solution (25.00 mL sample)