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2023greenlanden
16.01.2020 •
Chemistry
The molar mass of magnesium (mg) is 24.30 g/mol. there are 6.02 mc022-1.jpg 1023 atoms in 1 mol. how many atoms are present in 48.60 g of mg?
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Ответ:
Ответ:
oxygen is a relatively dense gas and more of it will settle closer to the earths surface, as we move further up there will be less oxygen pressing down and therefore the air pressure will also decrease.