Diffusion and Osmosis Lab

Essay specific features

 

Issue:

Science

 

Written by:

Maryellen S

 

Date added:

October 30, 2015

 

Level:

University

 

Grade:

A

 

No of pages / words:

6 / 1469

 

Was viewed:

6787 times

 

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Essay content:

On the other hand, every day we become unintentional witnesses of osmosis when the roots of the plants try to suck up the water from the soil (1). The purpose of this lab is to show clearly in an understandable way how diffusion and osmosis happen and to help one realize the way they occur. If a cube of beat is put in hot water (5 trials – 5 temperatures: 60 ?C, 70 ?C, 80 ?C, 90 ?C, and 100?C), then the mass of the beat cube will decrease because thanks to osmosis, water will move from the beat to the clear water outside it, because in osmosis water would move from places with low to places with high concentration of water...
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It shows how the apparatus was used. 1. Beaker was filled with water and was put on the hot-plate. 2. Thermometer was put into the water and until it reached 60 degrees Celsius. The temperature was kept constant. 3. The beet cube was measured on the scale and put into the hot water. It stayed there for 5 minutes...
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