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Chemistry, 07.12.2021 05:40 lyd1aangela

Which of the following statements correctly accounts for the increase in boiling points of the elements going down group 18 (the noble gases)?(A) The strength of London (dispersion) forces tends to increase with the number of electrons in a substance.(B) At the same pressure, atoms with a large radius are closer together.(C) At the same temperature, atoms of higher mass move more slowly on average than atoms of lower mass.(D) At the same temperature, the kinetic energy of a substance decreases with increasing mass.

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