Dry ice bromothymol blue Litmus solution Universal Indicator Soap The solutions begin to bubble, the white mist rises and the indicators change their color. The -78 ° C cold, solid dry ice evaporates in much warmer water. Dry ice has the property of passing directly into the gaseous aggregate state. Large amounts of carbon dioxide dissolve in water. With a corresponding saturation, a small part thereof reacts in the following manner: H2O CO 2 H 2 CO 3 | ChemClub