Which statement best describes the atoms of the gas neon? A. They slide past each other.
B. They move freely in all directions.
C. They vibrate in place.
D. They are packed closely together.

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from

What is a metal replacement reaction

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.