Avolleyball player hit a ball with a mass of 0.25 kg. the average acceleration of the ball was 15.5 m/s². how much force did the volleyball player apply to the ball? a. 3.87 m/s² b. 62.0 m/s² c. 3.87 n d. 62.0 n

Energy is the ability to do work which measures what

Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.

This is the substance(s) formed in a chemical reaction.