Asked by Colby
A Rolaids tablet contains calcium carbonate to neutralize stomach acid. One Rolaids tablet requires 44.55 mL of 0.448 M hydrochloric acid to convert its calcium carbonate into calcium chloride, carbon dioxide and water. How many grams of calcium carbonate are there in one Rolaids tablet?
Answers
Answered by
DrBob222
CaCO3 + 2HCl ==> CaCl2 + H2O + CO2
mols HCl = M x L = ?
mols CaCO3 = 1/2 that (see the coefficients in the balanced equation).
grams CaCO3 = mols x molar mass = ?
mols HCl = M x L = ?
mols CaCO3 = 1/2 that (see the coefficients in the balanced equation).
grams CaCO3 = mols x molar mass = ?
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