TURTLE ROCK SCIENTIFIC / SCIENCE PHOTO LIBRARY TURTLE ROCK SCIENTIFIC / SCIENCE PHOTO LIBRARY
Baking soda reacts with acid. A 0.1M solution of hydrochloric acid (HCl, left, reagent bottle) reacts in a beaker (right) with solid baking soda (NaHCO3, centre, watchglass). Carbon dioxide bubbles are produced: NaHCO3 + HCl -> NaCl + H2O + CO2.
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