Why do hot packs and cold packs eventually return to room temperature?

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

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.. .

Which of the following substances is the most soluble in water? a. sodium chloride b. methane c. bromine d. carbon