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DRY ICE (SOLID CO2) SUBLIMATES & ACIDIFIES WATER
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Demonstrated With Bromthymol Blue Indicator
Solid carbon dioxide dropped in water with bromthymol blue indicator forms carbonic acid which changes the indicator color to yellow. White smoke is a mist of water droplets condensed from the air by cold CO2 gas.
Copyright:© 1993 Richard Megna - Fundamental Photographs
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