Developed the periodic table of elements.

a. robert boyle

b. dmitri mendeleev

c. niels bohr

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?

Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore

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.