In the endothermic reaction below, how would adding heat affect the equilibrium of the system? (2 points) A + B + energy ⇄ + D Select one: a. Shift it to the left toward the reactants. b. Shift it to the right toward the products. c. Equally create more products and reactants. d. It would have no effect.

Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec

Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.