In an hour, an adult exhales about 40 grams of carbon dioxide. Determine the volume of a given mass of gas.
| May 6, 2021 | education
CO2 has a molar mass: 12 + 2 * 16 = 44 g.
Under normal conditions, a mole of CO2 will always occupy a volume of 22.4 liters under normal conditions.
Let’s make a proportion and solve the equation:
44 g takes up a volume of 22.4 liters.
40 g occupies volume x l.
x = 22.4 * 40/44 = 20.36 liters.
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