The atomic mass of carbon-13 is 13. it has six protons. how many neutrons does this isotope have?

Which statement best describes the flow of energy in this scenario

Which of the following are correct values for the ideal gas laws constant r

Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.