If you were building a device that used a chemical reaction to preserve food, like those used in refrigerators, what kinds of reactions would you experiment with?
a. exothermic
b. combustion
c. endothermic
d. spontaneous

Which of the following is true about a carbonated soft drink? . the carbon dioxide is the solvent, and water is the solute.. the water is the solution, and carbon dioxide is the solvent.. the carbon dioxide is the solution, and the water is the solvent.. the water is the solvent, and the carbon dioxide is the solute.. .