Answer to Question #187069 in General Chemistry for Catherine

Question #187069

Find the mass of the nonelectrolyte X (MW=142 g/mol) required to make 250 mL of a solution having an osmotic pressure of 600 mmHg at 25°C.


a. 12.4 g

b. 10.3 g

c. 1.15 g

d. 115 g


1
Expert's answer
2021-04-29T07:19:02-0400

PV = nRT


"600\u00d7250=n(62.363\u00d7298)"


"n= 8.071 moles"



"Mass= 142\u00d78.071=1146.13" or "1.15grams"


Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment

Ask Your question

LATEST TUTORIALS
New on Blog
APPROVED BY CLIENTS