Chromatography was used because of its powerful technique in separating mixtures. In this experiment the Chili pepper pigments was extracted using DCM, the extract was then introduced into the column….
Full name and student old on all pages. All labs have to be done during lab time, in the lab room. Each lab has to be checked by the Instructor progressively during lab time. You must call your instructor to check your work and sign It whenever you reach the point asking for the Instructor’s Inhalants or signature. LAB 1. Gather and Record System Information Objectives: Gather system information by observing a system use available software tools to access specific system information Activity Background: When working with a computer system, it’s a good idea to know hat components are installed on the system. This lab helps you identify some of the components as you gather information by observing the system and using system tools. 1. LAB SETUP: You have three systems that you can work on.
On your desk, the HP Compact 5700 system with Windows XP operating system and an Anted – Windows 7 (Sonata Ill 500 case with the Intel desktop board DIPSOS and Windows 7 Operating System). Under your desk you have another HP Compact 8100 system that is connected to the college network and has access to the Internet. For this lab and all other labs you will be working on the two systems located on your desk. Do not open any system yet. Inspect both of your systems. Do they have any Identification on them indicating manufacturer, model, or component Information?
If so, list this Information in the space below. 2. How many CD or DVD drives does each system have? Does each one of your systems support? 4. What is the type of the mouse the systems use? 5. Open the case of the HP Compact 5700 system. How many internal hard drives does your system have? 6. How many memory modules are installed? 7. If you can state the manufacturer and model of the motherboard the system is using. 8. Boot on the HP Windows XP system and make sure Windows starts with no errors. 9. On your Windows XP desktop, click Start, then Control Panel.
Double-click system to open the System Properties window. Answer the following questions. A) Which SO is installed? B) What is the version number of your computer Operating System? C) Does it have a Service pack? Which one? D) Who is the system registered to? E) According to the System Properties, what type of CPU is your system using? 10. Close all windows. On your desktop double-click on My Computer icon. A) Including hard drives, how many drives are listed, and which drive letters are assigned to them? ) What differences, if any, are there between a list of components derived from the physical inspection versus a list of components derived from My Computer and System Properties? 11. Boot on Windows 7 and make sure Windows starts with no errors. 12. On your Windows 7, click Start, then Control Panel I System Security I System. Answer the following questions. B) What type of CPU is your system using? C) What is the System type (32 or 64 bit)? D) How much RAM is installed in your system? E) Including hard drives, how many drives are listed, and which drive letters are assigned to them?