Aphase change is an example of a (option 1) nuclear change (option 2) physical change (option 3) chemical change (option 4) covalent change

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?

The bubbles in a carbonated soft drink are produced when carbonic acid decomposes to form carbon dioxide and water. in a closed system, this equilibrium exists as why does a carbonated soft drink lose carbonation when the container is left open? a.water evaporates, which favors the formation of h2co3. b.pressure decreases, which favors the formation of h2co3. c.the open container warms up, which causes more gas to escape. d.co2is removed, which favors the formation of h2co3.

Are good conductors of heat also good conductors of electricity? explain your answer.