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Virtual Lab 4 Diffusion and Osmosis, Lecture notes of Chemistry

Faculté Polytechnique de MonsChemistry

Virtual Lab 4 Diffusion and Osmosis ... 18) What is the equation for calculating water potential? ... 23) Explain your answer to the previous question.

Typology: Lecture notes

2021/2022

Uploaded on 08/05/2022

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Name________________________________________Period_____Assignment #_____
Virtual Lab 4 Diffusion and Osmosis
http://www.phschool.com/science/biology_place/labbench/lab1/intro.html
1) Define diffusion
2) Define concentration gradient
3) Define osmosis
Click on a closer look
Click on animate and watch
4) Explain why the what rose
Click next concept
5) How do other molecules in a solution affect each other?
Click on a closer look
Click on animate and watch
pf3
pf4
pf5

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Name________________________________________Period_____Assignment #_____

Virtual Lab 4 Diffusion and Osmosis

http://www.phschool.com/science/biology_place/labbench/lab1/intro.html

  1. Define diffusion

  2. Define concentration gradient

  3. Define osmosis

Click on a closer look

Click on animate and watch

  1. Explain why the what rose

Click next concept

  1. How do other molecules in a solution affect each other?

Click on a closer look

Click on animate and watch

  1. Explain why the solution turned purplish

Click next concept

Click on animate and watch

  1. Explain what happened and why

Click next concept

  1. Define hypotonic

  2. Define hypertonic

  3. Define isotonic

Click next concept

  1. What is the equation for calculating water potential?

  2. What is ψP

  3. What is ψS

Click next concept

  1. Explain why net movement of water is zero in the images to the left and the right below, and into the cell in the image in the middle in terms of ψP and ψS.

  2. Can a solution with a molarity of 0.2 be in equilibrium with a solution with a molarity of 0.4?

  3. Explain your answer to the previous question

Click next

  1. What is the equation for solute potential?

  2. What does i =?

  1. What does C =

  2. Define molar concentration

  3. What does R =

  4. What does T =

  5. The molar concentration of a sugar solution in an open beaker has been determined to be 0.3M. Calculate the solute potential at 27 degrees. Round your answer to the nearest hundredth.

SHOW YOUR WORK AND UNITS!

  1. What is the water potential for this example? Round your answer to the nearest hundredth.

SHOW YOUR WORK AND THE EQUATION FOR CALCULATING WATER POTENTIAL!

Click on Self Quiz

  1. Which beaker(s) contain(s) a solution that is hypertonic to the bag?

  2. Explain your answer to the question above

  1. Explain your answer to the question above

  2. Which of the following statements is true for the diagrams?

  3. Explain your answer to the question above