Задача id9088

Which has more atoms: in a glass of water or in a glass of mercury? Let's imagine that we somehow labeled all the molecules in a glass of water and poured this water into the World Ocean. If you then mix the water in the ocean and scoop up one glass of water from it, how many labeled molecules will there be in it? The World Ocean contains approximately 13 • 1017 m3 of water.

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