What is the kinetic energy of a 3kg ball that is rolling at 2 meters per second

Which of these is a physical property

From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.

Jenny places a strip of ph paper into a solution. when she removes the ph paper, it has turned yellow-green. what should jenny do next to determine the ph of her solution? a. use a different testing method because the ph paper should not change colors b. place the ph paper into a machine that reads the ph of the solution c. compare the ph paper's color with the color of ph paper from another solution d. compare the ph paper's color with a chart of colors and ph ranges