Dua mol gas menempati ruang 18,06 liter. Tiap moekul gas memiliki energi kinetik sebesar 3×10^-21 J. jika bilangan avogadro = 6,02×10^23 molekul / mol, maka tekanan gas dalam tangki adalah....
liliput01
Diket: n = 2 V = 18,06 liter Ek = 3 x10^-21 J NA = 6,063 x 10^23 molekul/mol Dit: P.....? N = n NA N = 2 x 6,063x10^23 = 12,044x10^23 , P = 2/3 NEk/V P = 2/3 (12,044 x10^23)(3x10^-21)/18,06 P = 2/3 (36,132x10^2)/18,06 P = 2/3 (3613,2/18,06) P = 2/3 x 200 P = 133 pa
n = 2
V = 18,06 liter
Ek = 3 x10^-21 J
NA = 6,063 x 10^23 molekul/mol
Dit: P.....?
N = n NA
N = 2 x 6,063x10^23 = 12,044x10^23
,
P = 2/3 NEk/V
P = 2/3 (12,044 x10^23)(3x10^-21)/18,06
P = 2/3 (36,132x10^2)/18,06
P = 2/3 (3613,2/18,06)
P = 2/3 x 200
P = 133 pa