m0chalatt3 m0chalatt3
  • 03-07-2021
  • Physics
contestada

Calculate the volume of 10g of helium ( M= 4kg/kmol) at 25C and 600 mmHg

Respuesta :

ghaithgh
ghaithgh ghaithgh
  • 03-07-2021

Answer:

T=273+25=298 K

n= m/M = 10/ 4 = 2.5

R=0.08206 L.atm /mol/k

760mmHg = 1 atm therefore

600mmHg = X atm

760 X = 600mmHg

X = 600/760 = 0.789 atm

P = 0.789 atm

V= ?

PV= nRT

0.789 V = 2.5 × 0.08206 × 298

V= 2.5 × 0.08206 ×298 / 0.789

V= 77.48 L

I hope I helped you ^_^

Answer Link

Otras preguntas

a__________________ is a landform with high elevation and a more or less level surface
nylon is a polymer which is termed as
solve the equation -0.5x = -4.3
The French mathematician Pierre de Fermat (1601-1665) considered the sequence 5, 17, 257, 65537,
types of risk bahaviour
Some make-up removal products suggest shaking the solution before using it. Why would the manufacturers provide this suggestion? A. The solution evaporates eas
The remains of what appear to be the oldest stone temples have been discovered in ____.
Grade 9 mathematics please help asap. Thank you so much!!!
Change the verb "was struck" to active voice. The sentence is "A tree on the golf course was struck by lightning"
Some of africa's challenges are the result of colonial borders having been drawn with no respect for existing __________ boundaries.