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related to: STP

1. ### How many molecules are there in 0.335dm^3 of nitrogen gas measured at STP ?

One mole of an ideal gas will occupy a volume of 22.4 liters at STP 1 L=1 dm^3 22.4 L=22.4 dm^3 0.335/22.4≈0.01496 0.01496*6.022*10^23≈9.006*10^21 molecules

1 Answers · Education & Reference · 08/01/2015

2. ### what mass of CO2 gas occupies a volume of 100 liters at STP ? [molar mass H2O= 18.0 g/mol]?

We know that one mole of any gas occupies 22.4 L at STP . Therefore: (100 L) / (22.4 L/mole) = 4.46 moles of...

1 Answers · Education & Reference · 22/09/2008

3. ### How many grams of carbon dioxide are in 1.0-L balloon at STP ?

...... a mole of all gasses has a volume of 22.4L at STP ... you only have 1.0L, so that's 1/22.4 mol of the gas... from that, you...

1 Answers · Education & Reference · 19/12/2009

4. ### A 1004.0 g sample of CaCO3 that is 95.0% pure gives 225 L CO2 at STP when reacted with an excess of HCL.?

densty = molar mass x p / RT at STP : p = 1 atm and T = 273 K molar mass CO2 = 44 g/mol= density = 44 x 1 atm / 0.0821 x 273 = 1.96 g/L

2 Answers · Education & Reference · 05/01/2009

5. ### a sample of propane gas C3H8 contains 3.50 x 10^22 what is the volume of this sample measured at STP ?

...0581 moles of propane 1 mole is contained in 24 dm^3 at STP Therefore 0.0581 moles is contained in 0.0581...

1 Answers · Education & Reference · 13/02/2013

6. ### What is the volume of 25.2g of Cl at STP ?

(25.2 g Cl) x (1 mole Cl / 35.5 g Cl) x (22.4 L Cl / 1 mole Cl) = 15.9 L Cl ( STP )

1 Answers · Education & Reference · 18/12/2012

7. ### how many moles of O2 are present in 44.8 L of O2 at STP ?

1 mole of any gas occupies 22.4 L of volume at stp 44.8/22.4 = 2 moles of O2 answer is c. 2.00

1 Answers · Education & Reference · 28/05/2011

8. ### A 41.5mL sample of H2 at STP would contain how many grams of hydrogen?

41.5 ml x 1 L / 1000mL x 22.4 grams / 1 L = 0.00093 grams H2 STP 's conversion factor is 22.4 grams per liter

1 Answers · Education & Reference · 30/04/2012

9. ### What is the molar mass of a sample of gas at STP with a density of 4.7g/L?

molar mass/molar volume = mass/volume = density @ stp , v=22.4L/mol molar mass = density(molar volume) = 4.7g/L (22.4L/mol) = 110g/mol

1 Answers · Education & Reference · 09/01/2013

10. ### What is the volume of 26.6 moles of F2 at STP ? Explain how?

The volume that one mole of any gas occupies at STP is 22.4 L. The calculation is simply: (26.6 moles) (22.4 L/mole) = 595.8 L.

1 Answers · Education & Reference · 21/03/2012