56. a gas has an initial volume of 2.50 l and
temperature of 45 °c. what is the temperature if
the volume is changed to 1.80 l?

Match each object to its description: a. coma of a comet b. comet tail c. oort cloud haze surrounding a nucleus created by solar wind. hypothetical sphere around the solar system

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm