easy osmotic pressure calculation! will best answer

Chemistry
Tutor: None Selected Time limit: 1 Day

Mar 25th, 2015

P=MRT

calculate for M:

molar mass NaCl = 58.4 g/mol

5.84 g NaCl / 58.4 g/mol NaCl = 0.1 mol NaCl

M= 0.1 mol / 0.200 L = 0.5 M NaCl

calculate for T in K
T=25.0 + 273 = 298 K

note: I will write P for osmotic pressure instead of pi

P=MRT

P=(0.5 M)(0.08206  atm M-1 K-1)(298K)

P = 12.2 atm


Mar 26th, 2015

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