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related to: standard temperature and pressure

1. ### What are standard temperature and pressure ? Why was Standard needed?

STP = Standard Temperature and pressure is defined as 273K (0 C, 32 F) and 101.325kpa...

2 Answers · Science & Mathematics · 01/06/2010

2. ### Temperature and pressure ?

...for water in which the pressure scale continues...out to my car, and I found... liquid state at temperatures as low as -42C. That's at standard pressure . I don...

4 Answers · Science & Mathematics · 31/12/2010

3. ### Standard Temperature and Pressure Question?

.../M)^0.5 You know the atomic mass of helium, you know the temperature at STP, substitute and solve for rms speed. An oxygen molecules is 8x the mass...

1 Answers · Science & Mathematics · 17/04/2017

4. ### How to calculate the density of a substance at standard temperature and pressure

... is we need two values: Mass (in grams) and Volume (in cm3) so to tackle the mass problem, we simply weight the rock / pebble...

5 Answers · Science & Mathematics · 19/08/2008

5. ### Can anything exist as a plasma at standard temperature and pressure ?

... ionised gas. It seems unlikely that photons at temperatures around 300 K would have enough energy to ionise anything. Most common...

1 Answers · Science & Mathematics · 15/10/2011

6. ### What is the density of Kripton gas at standard temperature and pressure ? The atomic mass of Kripton is 83.80 a?

... M = 83.80 g∙mol⁻¹ = 8.38×10⁻² kg∙mol⁻¹ Standard conditions P = 101325 Pa T = 273.15 K ...

1 Answers · Science & Mathematics · 16/06/2012

7. ### A beam of gamma rays travelling through 4.30×10-3 kg of dry air (at standard temperature and pressure )?

...the SI system, which is universally used by scientists and engineers throughout the world. If you are studying scince...

1 Answers · Science & Mathematics · 09/04/2012

8. ### One mole of neon, a monatomic gas, starts out at conditions of standard temperature and pressure . The gas is h?

.... Since you know the change in temperature (T - T0 = 2T0), you can... the heat capacity at constant volume, and the appropriate equation. You would use...law, and see what happens at constant pressure .

1 Answers · Science & Mathematics · 02/12/2013

9. ### how many atoms are in a cubic centimeter of air at standard room temperature and pressure ?

...25 hPa ; T25 = 298,15 K (25 °C) (Conditions standard de température et de pression) ► ρ25 = 1,184 kg/m3. ρ = 1,184 kg/(1E6 cm³...

1 Answers · Science & Mathematics · 07/07/2011

10. ### At standard temperature and pressure , CO2 has a density of 1.98kg/m3. What volume does 5.00kg of CO2?

density = mass/volume OR volume = mass/ density volume of 5 kg of CO2 = 5 / 1.98 = 2.525 m^3 answer

3 Answers · Science & Mathematics · 18/11/2012