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1. ### How many moles of N2 at STP?

At STP : pressure = 1 atm and T = 273 K n = pV/RT = 1 atm x...273 =0.5 because 0.08206 x 273 = 22.4 the volume occupied by one mole at STP = nRT/p = 1 x 22.4 / 1 = 22.4 this means that one mole of any gas...

4 Answers · Science & Mathematics · 14/12/2010

2. ### chemisty question---391G of NH3 @ STP?

STP is standard temperature and pressure. molecular wt of NH3 is 17. so avogadro number of molecules of NH3 is present in STP. so 17 gms of NH3 contains 6.022X10^22 N...

1 Answers · Science & Mathematics · 04/12/2007

3. ### Name conditions at STP?

if you're taking a chemistry class in the US, STP (Standard Temperature and Pressure) usually means...

2 Answers · Science & Mathematics · 02/10/2013

4. ### Density of ammonia gas at STP in gL-1?

At STP, gases have a molar volume of 22.414 liters; that is, one mole...03, so 1 mole of ammonia has a mass of 17.03 grams. So at STP, 17.03 grams of gaseous ammonia occupy 22.414 liters, so one liter ...

1 Answers · Science & Mathematics · 13/02/2012

5. ### at STP, what is the volume of 35.0 grams of SO2?

STP is standard temp and pressure (0 deg C and 1 atm) At STP...gas occupies a volume of 22.4 L So volume of an ideal gas at STP = moles gas x 22.4 L/mol moles SO2 = mass / molar...

1 Answers · Science & Mathematics · 11/11/2010

6. ### What mass of NaN3(s) must be reacted in order to inflate an air bag to 70.5 L at STP?

At STP, one mole of any gas occupies a space of 22.4 L: 70.5 L * 1 mole N2... of NaN3 need to be reacted to inflate the airbag to 70.5 L at STP.

3 Answers · Science & Mathematics · 19/09/2007

7. ### what is the density of He at STP?

At STP (i.e. 1 atm, 0°C), Density of helium = 0.0001785 g/cm³...

2 Answers · Science & Mathematics · 01/12/2009

8. ### 20 L of chlorine gas at stp in moles?

@ stp 1 mol = 22.4 L so the its 22.4 L/mol @stp if 20 L @ stp then just 20 L / (22.4 L/mol) 0.893 mol ...

2 Answers · Science & Mathematics · 04/07/2013

9. ### finding grams of P from stp?

STP means Standard Temperature and Pressure, a scientific...

1 Answers · Science & Mathematics · 05/10/2007

10. ### Gas Laws, STP, amount of products: Chem homework help?

At STP, one mole of any gas has a volume of 22.4 L. 35.6 L ...

2 Answers · Science & Mathematics · 03/11/2008