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1. ### A jet is flying at a speed of 356 m/s in an air temperature of 25 C. What is the Mach number of the jet?

...25 °C γ = (gamma) ratio of specific heats = 1.4 for air at STP* *standard temperature and pressure R = gas constant = 286 m²/...

3 Answers · Science & Mathematics · 24/08/2019

2. ### Physics Free Fall?

... v = at v = 9.8 * 7.14 v = 69.97 m/s Speed of sound at STP = 343 m/s The tourist will not hear the sound of the boulder breaking loose...

2 Answers · Science & Mathematics · 06/12/2017

a) The molar volume of any gas at STP (0°C, 1 atm) is 22.4 L. We adjust this value to 20.0...

1 Answers · Science & Mathematics · 24/05/2017

4. ### PHYSICS HELP!!?

...constant. 1atm / 296K = p / 373K p = 1.26 atm ◄ maximum b. At STP, our flask holds 2.9L * 1mol/22.4L = 0.1295 moles...

1 Answers · Science & Mathematics · 21/04/2017

5. ### (a) What is the rms speed of a Helium atom in Helium gas at STP?

STP temperature is 0 ºC = 273 K Vrms = √(3RT / ...

2 Answers · Science & Mathematics · 18/04/2017

6. ### Standard Temperature and Pressure Question?

...)^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...

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

7. ### RMS speed question?

STP temperature is 0 ºC = 273 K Vrms = √(3RT / ...

1 Answers · Science & Mathematics · 12/04/2017

8. ### Errors in an experiment of ohm's law?

...water come into this? #3, Resistance formula do NOT require (or imply) STP. The formula is valid over whatever temperature range that the resistance ...

1 Answers · Science & Mathematics · 27/02/2017

9. ### Suppose a balloon has a maximum volume of 7.00 L. Also suppose that each time you blew into the balloon, you expelled 0.048 mol of air...?

At STP, 1 mole of air occupies 22.4 liters. Our temperature is...

2 Answers · Science & Mathematics · 24/01/2017

10. ### is helium hot or cold air?

... with their relative densities at a standard temperature and pressure (STP). Helium is less dense than air even when they are at the same...

5 Answers · Science & Mathematics · 15/05/2016