tayra172568 tayra172568
  • 07-05-2020
  • Chemistry
contestada

what is the density (g/L) of NH3 at 105 kpa and 25 C ( 0.721 g/mol)?


PLEASE HELP :) WILL GIVE BRAINLIEST

what is the density gL of NH3 at 105 kpa and 25 C 0721 gmol PLEASE HELP WILL GIVE BRAINLIEST class=

Respuesta :

valeherrera333 valeherrera333
  • 19-05-2020

Answer:

0.721 g/L

Explanation:

Ideal gas equation ->PV= nRT   ; n= mass (m)/ molar mass (M);

densitiy= mass (m)/ volume (V)

PV= (m/M)*RT  -> PVM= mRT   -> PM/RT= m/V   -> PM/RT=d

We need to put in SI units

105 Kpa= 1.04 atm

25°C= 298 K

d= (1.04 atm * 17 g/ mol)/(0.0821 * 298 K) = 0.721 g/L

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