...the molar mass of this alkane using the ideal gas law. Remember that at

**standard temperature and pressure**, T = 273 K**and**P = 1 atm. Convert 385 cm^3 to ...1 Answers · Science & Mathematics · 04/06/2011

.../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

... in water. If you are a few degrees from the

**standard temperature**most everything changes a few parts per million,**and**a transition can make a much larger difference.1 Answers · Science & Mathematics · 24/01/2015

... ..... where the subscript "d" refers to the dilute solution

**and**"c", the concentrated. Solve for mLc to get the...2 Answers · Science & Mathematics · 28/07/2011

... rather than degrees C. Second, make sure you know what

**standard temperature and pressure**is. Finally, you need to know the specific heat of neon. This...5 Answers · Science & Mathematics · 04/07/2013

... = k Where k is dependent upon the initial volume

**and pressure**. If P = 1 atm.**and**V = 22.4 liters, then k =22.4liter...4 Answers · Science & Mathematics · 28/08/2013

...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

First correct the pollection

**pressure**for the vapor**pressure**of the water: ----------...2 Answers · Science & Mathematics · 25/10/2015

... of F2 as you have K. Go to your periodic table

**and**figure out how many moles of K you have, halve that,**and**then figure out...1 Answers · Science & Mathematics · 10/05/2011

... 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