What will be the reactio between citric acid and potassium carbonate?

Question

Citric acid and potassium carbonate are some of the proven effective cleaning agent. But, which is more effective? And, what will be the product if they are chemically combined??

Answer 1

potassium carbonate is a mild base.
thus an acid base neutalization reaction will occur.
Carbon dioxide is liberated.
Potassium citrate and water are formed.