Submit question 1 of 30 multiple choice: select the best answer and click "submit." if a precipitation reaction occurs, what will be the products of the unbalanced reaction shown below? pb(no3)2(aq) + k2(so4)(aq) →

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)

answer; talc and gypsum;

the answer is d. 74.02