STP =

**Standard Temperature and pressure**is defined as 273K (0 C, 32 F)**and**101.325kpa...2 Answers · Science & Mathematics · 01/06/2010

...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

.../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

... 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

... 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

... 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

...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

.... 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

...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

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