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1. ### What volume does 22g of CO2 at STP occupy?

At STP, no. of mole of CO2 = Volume of CO2/22.4 in litres...

3 Answers · Science & Mathematics · 31/08/2009

2. ### A 41.1 mL sample of H2 at STP would contain how many grams of hydrogen?

At STP 1 mole of any ideal gas occupies a volume of 22.4 L So ...

1 Answers · Science & Mathematics · 21/10/2011

3. ### What is the density of acetylene (C2H2) in grams per litre at STP? Show your work.?

At STP 1 mole of any ideal gas occupies a volume of 22.4 L mass of 1 mole of C2H2 = (2 x 12.01) + (2 x 1.008) = 26.036 g So at STP 26.036 g of C2H2 has a volume of 22.4 L density = mass / volume...

2 Answers · Education & Reference · 17/06/2012

4. ### a sample of krypton gas contains 2 x 10^25 atoms of Kr. What is the volume of this sample of gas at STP?

...6.02 x 10^23 atoms Kr) = 33.2 moles Kr At STP, 1 mole of any gas has a volume of 22.4 L , so the conversion factor to...

1 Answers · Science & Mathematics · 20/03/2013

5. ### How many grams of carbon dioxide are contained in 550 mL of this gas at STP?

STP = 1 atm and 273K. PV=nrT (1) (.550)* = n (.0821) (273) (*converting mL to L) Solve for n, then multiply n (number of moles) by the molar mass of CO2.

2 Answers · Science & Mathematics · 21/03/2007

6. ### find the volume, in liters, of 980 mg of CS2(s) at STP?

... and a boiling point of +46C at P = 1 atm. T in STP is 0 C... so CS2 is a liquid at STP.. you ...

3 Answers · Science & Mathematics · 11/03/2009

7. ### how many atoms of hydrogen are in 67.2L of H2 at STP?

1mole of a gas at STP = 22.4L use a proportion 1/22.4 = x/67.2 multiply both by 67.2 67.2/22...

1 Answers · Science & Mathematics · 06/09/2009

8. ### What mass of helium is needed to inflate a baloon to a volume of 5.50 L at STP ?

1 mol He at STP = 22.4L 5.5L at STP = 5.5/22.4 = 0.246 mol He...

4 Answers · Science & Mathematics · 02/03/2012

9. ### STP: What volume of gas (in L) is occupied by 16.0g of CH4 at STP?

... the molar volume of a gas at STP is 22.4 L/mol so convert mass to moles then convert moles...

4 Answers · Science & Mathematics · 31/10/2015

10. ### Do The STP Super Concentrated Fuel Injector Cleaners Actually Work?

...still under factory warranty isn't it? (60k). As far as using the STP additive it can't hurt anything but with only 40k it seems odd that you'...

3 Answers · Cars & Transportation · 19/06/2013