Mole ConceptHard
Question
Specialized cells in the stomach release HCl to aid digestion. If they release too much, the excess can be neutralized by antacid tablets. Which of the following should be the more effective ingredient of antacid tablets?
Options
A.Mg(OH)2
B.Al(OH)3
C.Ca(OH)2
D.H2SO4
Solution
For 1 mole of HCl, 29 g of Mg(OH)2 or 26 g of Al(OH)3 or 37 g of Ca(OH)2 is needed.
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