# Yahoo Web Search

1. ### When using PV=nRT, what is STP?

...temperature and pressure . Standard temperature is 0°C or 273 K. Standard pressure is 1 atm or 101.3 kPa or 760 mmHg. Note: The volume of one...

5 Answers · Science & Mathematics · 14/07/2008

2. ### What is the pressure ( in atm ) of 0.932 mol of helium which occupies 46.7 L at standard temperature?

PV=nRT Standard Temperature = 0 C = 273.15 K P=nRT/V = (0.932)(0.082057)(273.15)/46.7=0.447 atmospheres

1 Answers · Science & Mathematics · 11/05/2009

3. ### Standard pressure is equal to?

Standard Pressure is 1 atm . Since it's not in the choices, find an equivalent of 1 atm . 1 atm = 760 torr = 760 mm Hg = 101325 Pa .: C. 101325 Pa

7 Answers · Science & Mathematics · 16/07/2009

4. ### what is the difference in pressure between a gas at 720 mmHg and a gas at Standard pressure ?

..., 760 mmHg is equal to 1 atm , which is standard pressure , so I would just multiply each question's... of COv2 (g) 5(760)-5(720)= difference in pressure This may or may not be a feasible...

2 Answers · Science & Mathematics · 07/11/2011

5. ### The maximum gauge pressure in a hydraulic lift is 16.8 atm .?

... area is: A = π*D^2/4 = .0515 m^2 A standard atmosphere is 101.325 kPa = 101.325 kN/m^2 The pressure is: 16.8*101.325*10^3 = 1.702*10^6 N/m^2 The maximum lift...

2 Answers · Science & Mathematics · 13/11/2009

6. ### How may chlorine atom are there in 276.4 L of Cl2 gas at standard temp. and pressure ?

... standard temp (273 degrees Kelvin), and standard pressure (1 atm ). Use this equation: Pressure * .... Than times that by the 2 in Cl2 to find the total moles of Cl2...

1 Answers · Science & Mathematics · 30/01/2012

7. ### what is one standard atomosphere of pressure in kilopascals?

... will help you with conversions. If you type "1 atm in kPa" into the search bar and press Enter, it will give you the answer...

2 Answers · Science & Mathematics · 17/10/2013

8. ### Convert 350 ml at 740 mm of Hg to its new volume at standard pressure ?

yep except I would have written it: 350 ml * 740 torr/760torr but same answer

1 Answers · Science & Mathematics · 19/04/2011

9. ### A 15.0 L sample of CO gas initially has a temperature of 23.5oC at a pressure of 1.16 atm . What is the new pre?

The standard equation for finding the ...same so 1.16 x 15 / 296.5( T in Kelvin) = X x 12.5 / 291.7. solve to find your new pressure in ATM is 1.369465 Correct...

3 Answers · Science & Mathematics · 29/08/2011

10. ### What is d pressure in empty space? in atm and solve using standard value?

... no repulsion between electrons unless they come close to each other in a certain proximity. The gravity pressure of space on a electron is equal to the mass of the electron times the...

4 Answers · Science & Mathematics · 07/04/2011