Introduction The purpose of this experiment was to demonstrate osmosis. Osmosis is the diffusion of water across a selectively permeable membrane (Bell et al 2004). Osmosis is the movement of water molecules from an area of high concentration to an area of low concentration (Brown 1999). ...
2 pages
34996
Nov/2004
3.0
... increase in mass of potato in water. Review of hypothesis. When reviewing my hypothesis, I found that overall, my predictions were correct. Firstly, I stated ... in both plant cells and animal cells. Animal cells do burst in pure water. The cytoplasm inside the cell is quite a concentrated solution of ...
13 pages
118
Nov/2003
4.5
... mass results with the exception of inaccuracies it is shown that the changes in length (and if there were changes in volume) are fractions of their corresponding mass readings. This should mean that the lower or higher the concentration of the cell ... balance - To accurately state the mass of each chip ...
26 pages
78
Jan/2004
2.3
... concentration to an area of low concentration through a partially permeable membrane. Some solutes have a higher concentration inside the cell than outside so the have to cross the membrane against the concentration ... larger amount of data that would give ... have measured the mass and measured ... to slice ...
16 pages
28
Jun/2006
3.0
... cells they are in a state between turgidity and flaccidity. We call this incipient plasmolysis. "Incipient" means, "about to be". Diagram: Apparatus list: 1. Core Borer 2. 3 / 4 potatoes 3. 35 ml of concentrated ... chemistry ...
15 pages
314
2
Mar/2002
4.2
... concentration of water, and a lower concentration of glucose, in the solution surrounding the potato cylinders (plant cells) than in the cylinders themselves the potato cylinders would gain water (and mass) and if there is a lower concentration of water, and a higher concentration ... will matter because ...
9 pages
76
1
Apr/2004
3.0
English: water-NaCl phase diagram. Lide, CRC Handb...
Deutsch: NaCl-Ionengitter
Crystal Structure of sodium chloride (NaCl).