When 230 g of unknown covalent compound is dissolved in 410 g of water the freezing point of the solution is -3.51. Find the molar mass if the compound.

Which of the following statements is true about energy quantization at the atomic level? electrons in the outermost orbits are the most stable. electrons in all the orbits around the nucleus have the same amount of energy. electrons in the orbit closest to the nucleus have the least amount of energy. electrons absorb or release the same amount of energy independent of the energy levels.