Melanie has to purchase a book for $200 and the study guide that goes with the book cost $31.5. if the sales tax is 8.25% what will be the amount of sales tax on melanie's purchase

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.