To use system recovery options, you'll need a Windows installation disc or access to the recovery options provided by your computer manufacturer. If you don't have either of those choices, you can create a system repair disc to access system recovery options. Show All. To create a system repair disc. Open Backup and Restore by clicking the Start button, clicking Control Panel, clicking System and Maintenance, and then clicking Backup and Restore.
Transcript of Effect of soaps on bacterial growth. The effect of different types of soaps on bacterial growth To determine the effects of various types of soap on bacterial growth and to identify which is the most effective.armful bacteria is the reason why we have soaps. Soaps are needed and used regularly to prevent the spread of harmful bacteria and infectious disease. The independent variable in this experiment is the type of soap used which will be Dawn dish soap, Mr. Clean, Softsoap hand soap, and Purell hand sanitizer.
salt water. The glycerol is more soluble in the salt water than the soap and, therefore, allows these two chemicals to be separated. This process is referred to as salting out the soap. The unique properties of soap lie in the fact that one end of the chain is water soluble (hydrophilic) and the other end is not (hydrophobic). In the process of washing with soap, a particle of grease is surrounded by soap molecules. The hydrophobic ends attach to the grease particle, thus leaving the hydrophilic end exposed to the water.