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Sodium chloride, sodium bicarbonate, unknown mixture, hydrochloric acid, sodium hydroxide, hot plate, beaker, and a weighing apparatus. Discussion. In trial 1, 5.01 grams of the unknown was mixed with 48.46 grams of HCl. The reactants were mixed and all the CO2 molecules disappeared.
Sodium bicarbonate (baking soda) is a supplement that provides dietary bicarbonate, which can increase serum levels of bicarbonate (normally produced by the kidneys) and subsequently buffer acid production in the body. The main mechanism of action of sodium bicarbonate is in negating the effects of acidosis.