Ap Biology Water Potential Problems
Water potential problem set show your work.
Ap biology water potential problems. The purpose of the activities is to help you review material you have already studied in class or have read in your text. What is the solute potential ψs of a 1 0m sugar solution at 22 degrees celsius under standard atmospheric conditions ψp 0. Pearson as an active contributor to the biology learning community is pleased to provide free access to the classic edition of the biology place to all educators and their students. If a cell s ψ p 3 bars and its ψ s 4 5 bars what is the resulting ψ.
Learn more about working with templates. Some of the material will extend your knowledge beyond your classwork or textbook reading. Units of water potential pressure potential and solute potential are typically bars megapascals or kilopascals. The majority of dissolved ions in seawater is nacl roughly a 0 5m nacl concentration.
The ionization constant of nacl is 2 0. Ap biology water potential practice problems round 2. Click here to read about mr. When solving the problems below use the same units as the prompt.
Since you re waiting for rescue you decide to solve a couple of water potential problems to determine if drinking sea water is a good idea or not. Ap biology water potential practice problems 1. If there are no units. The cell from question 1 is placed in a beaker of sugar water with ψ s 4 0 bars.
I ll write out all the units. In which direction will the net flow of water be. Ap biology water potential practice problems formulas 1. This quiz is.
This quiz is incomplete. Calculate the solute potential for seawater if you know that the water is 2 c. Our solute water potential is going to be equal to negative one times 0 4 0 44 i should say and that s going to be moles. When the cell was first put into the solution it was flaccid.
A cell is in equilibrium with its environment. The solute potential of the cell s cytoplasm is 0 45mpa. If a cell s ψp 3 bars and its ψs 4 5 bars what is the resulting ψ. A solution in a beaker has nacl.
How to change this sidebar. The original cell from question 1 is placed in a beaker of sugar water with ψ s. So this is 0 0831 liters. The water potential of the surrounding solution is 0 32mpa.
Temperature is same as question 1 will. Moles per liter times it s sometimes called the pressure constant in this context but this is also the universal gas constant and if you were doing something like the ap exam they would give you what this is. Ap biology ap biology water potential problems name reminders. Calculate the solute potential ψs of these cells.
The cell from question 1 is placed in a beaker of sugar water with ψ s 4 0 bars. To play this quiz please finish editing it. Ap biology water potential problems draft. Zucchini cores are measured and determined to have a sucrose concentration of 0 36 m.