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27.08.2021 •
Chemistry
A rigid tank contains 1.40 moles of oxygen, which can be treated as an ideal gas, at a pressure of 21.5 atm. While the tank and gas maintain a constant volume and temperature, a number of moles are removed from the tank, reducing the pressure to 4.80 atm. How many moles are removed
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Ответ:
D
Explanation: