Asked by John Jones
Calcium carbonate, when used an antacid, neutralizes stomach acid, which is
hydrochloric acid. If the antacid tablet contains 750mg of calcium carbonate, how many
moles can be neutralized by taking two tablets?
hydrochloric acid. If the antacid tablet contains 750mg of calcium carbonate, how many
moles can be neutralized by taking two tablets?
Answers
Answered by
DrBob222
grams CaCO3 = 2*750 mg each = 1500 mg = 1.500 grams.
mols CaCO3 = grams/molar mass = 1.500/100 = 0.015
CaCO3 + 2HCl ==> CaCl2 + H2O + CO2
So 0.015 mols CaCO3 will neutralize 2*0.015 mols HCl.
mols CaCO3 = grams/molar mass = 1.500/100 = 0.015
CaCO3 + 2HCl ==> CaCl2 + H2O + CO2
So 0.015 mols CaCO3 will neutralize 2*0.015 mols HCl.
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