Asilver cube with an edge length of 2.36 cm and a gold cube with an edge length of 2.67 cm are both heated to 87.9 ∘c and placed in 108.0 ml of water at 19.7 ∘c . what is the final temperature of the water when thermal equilibrium is reached?

Ionic compounds are made of ions, and yet the overall charge of an ionic compound is neutral. why?

Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d

Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules