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The volume of gas that 3.5 moles of oxygen occupy can be easily found using the relationship of PV=nRT where P is the pressure, V is the volume, n is the moles of gas, R is the ideal gas constant, and T is the temperature in Kelvin.

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9y ago
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8y ago

According to the Gas Laws equal number of all gases occupy equal volume given that the pressure and temperature are constant. So at STP (Standard Temperature and Pressure), 1 mole of all gases occupy 22.71 L. Standard Temperature is 0 degree Celsius whereas standard pressure is 1 bar.

Therefore 3.5 mol CO(2) at STP will occupy = 22.71 * 3.5 = 79.485 L of volume.

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15y ago

The volume of 3 mols of ideal gas at NTP is 3*22,4 litres = 67,2 dm^3.

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14y ago

one mole of a gas at s.t.p has the volume 22.414 litres so 3 moles of oxygen gas occupy 67.242 litres volume.

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13y ago

You use the equation PV=nRT at STP, P=1atm and T=273K, therefore:

1*V = 1.5*.08206*273

V=33.6L

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11y ago

At standard temperature and pressure (STP), 1 mole of any gas occupies about 22.4 liters of space. If you have 3.75L of a gas, then 3.75/22.4=0.17 moles.

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8y ago

1 mole of any gas at stp occupies a volume of 22.4dm3. So 3.5 moles will occupy 78.4dm3.

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13y ago

1,75/21,4 = 0,0818 moles

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8y ago

The volume is 78,449 L.

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11y ago

71.7248

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Q: What is the volume of 3.5mol of CO2 gas at STP?
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How many grams of carbon dioxide will occupy a volume 500.0 ml at STP?

We know that one mole of any gas at STP occupies 22.4 liters of volume. We also know that one mole of carbon dioxide is 44.01 grams of CO2. If there are 44.01 grams of this gas in 22.4 liters at STP, then there will be about 0.98 grams of CO2 in half a liter (500 ml) of the gas at STP.


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1 mol of any gas has a volume of 22.4 L at STP


What is meant by a volume of STP?

Most commonly, this refers to the volume of a gas at Standard conditions of Temperature and Pressure (often abbreviated, STP). This standard allows accurate comparisons of volumes. The volume of a gas (any gas) at STP is 22.4 liters per mole.


What does avogadros law say about a gas at STP?

1 mole of gas at STP occupies 22.4 liters.


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1.799 kg/m3 at 25 Co .


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Not sure what you mean by "first letter is a c", but the volume of one mole of an ideal gas at STP is 22.4 Liters.


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Of course. But at STP, any gas has a standard volume of 22.4 Liters.