An unknown solution changed the color of a phenolphthalein indicator from colorless to pink. what would you comment about the ph of the unknown solution? the given solution is acidic in nature. the given solution is basic in nature. the given solution is neutral in nature.

question: ray weighs 100 kilograms, his wrestling partner, bobby, weighs 50 kilograms. if ray moves at 4 m s , how fast will bobby have to run at him to apply an equal amount of kinetic energy?

answer: 8 m/s he needs to run twice as fast to keep up so he has some work to do

explanation:   if the mass has units of kilograms and the velocity of meters per second, the kinetic energy has units of kilograms-meters squared per second squared.

question answered by

(jacemorris04)

a