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M = molarity of the solution R = gas law constant

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Presentation on theme: "M = molarity of the solution R = gas law constant"— Presentation transcript:

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2 M = molarity of the solution R = gas law constant
Osmosis – flow of solvent into the solution through a semipermeable membrane. = MRT = osmotic pressure (atm) M = molarity of the solution R = gas law constant T = temperature (Kelvin) Copyright © Cengage Learning. All rights reserved

3 Copyright © Cengage Learning. All rights reserved

4 Osmosis To play movie you must be in Slide Show Mode
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6 EXERCISE! When 33.4 mg of a compound is dissolved in mL of water at 25°C, the solution has an osmotic pressure of 558 torr. Calculate the molar mass of this compound. The molar mass is 111 g/mol. Note: Use the red box animation to assist in explaining how to solve the problem. Copyright © Cengage Learning. All rights reserved

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