A small pebble is heated and placed in a foam cup filled with 25 g of water at 25.0°C. The water's temperature rises to 26.4°C. How much heat did the
pebble release?

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space