Asked by Anonymous
Calcium carbonate can be used as an antacid to treat excess stomach acidity. What type of substance is calcium carbonate?
a. base
b. reducing agent
c. acid
d. buffer
a. base
b. reducing agent
c. acid
d. buffer
Answers
Answered by
DrBob222
As an antacid it is acting as a base (A Bronsted-Lowry base).
CO3^2- + 2H^+ ==> H2CO3 ==> CO2 + H2O
CO3^2- + 2H^+ ==> H2CO3 ==> CO2 + H2O
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