👤

m=355 g ,t=100 C ,p=3,73 atm V=412 sa se afle M=? si P cu cercul ala sus in dreapt ala p

Răspuns :

[tex]pV= \frac{m}{M} RT[/tex]

[tex]M= \frac{mRT}{pV} [/tex]

m=355 g
T = t + 273K = 100+ 273 = 373 K
p=3.73 atm
V = 412 L
R = 0.082 L * atm/mol * K
M = 355 * 0.082 * 373 / 3.73 * 412 =  7.06 g/mol