Ethanol is oxidised by acidified sodium dichromate in a test-tube reaction, firstly to form ethanal (acetaldehyde), and with further oxidation, ethanoic acid (acetic acid). The experiment is most appropriate for post-16 students.
Windows XP stores all of your iPhone backup files in this location: C:\Documents and Settings\user\Application Data\Apple Computer\MobileSync\Backup. Obviously if your main drive is not C: then youâll have to change that, same goes for âuserâ, be sure to replace with the username of your login in Windows.
The backup file location on Windows system: On Windows 7/Vista, the file is stored in: \Users\ (username)\AppData\Roaming\Apple Computer\MobileSync\Backup\. On Win XP, the file stored in: \Documents and Settings\ (username)\Application Data\Apple Computer\MobileSync\Backup\.