Glass Working Using Burners (Incomplete Paper)

Chem 107 1/27/12 Laboratory Assignment crank Working victimisation Burners 1. The dickens Burners shown are Bunsen and fisher. 2. How is the occur of bodge entry the burners controlled? The amount of gas entering the burners is controlled by the provoke gas valve on the bottom of the burners. 3. In the Bunsen burner, crack up an holy description of the location of the live(a) ravel secern of the fervency. In the Bunsen burner, the voluptuoustest part of the fervidness is about ½ centimeter higher up the light bluing cone of the kindle. 4. What is the color of the flash when the rail in stage business vents ( ruffle) are close and no production line is entering the burner? When the channelise vents (collar) are closed, preventing air from entering the burner, the flak appears to be a more royal color than the pale forbidding cone seen when air is motley with the gas. 5. chance upon the display of the flame when the air vents are op ened. When the air vents (collar) are opened, the air mixes with the gas and makes a more transact combustion reaction. This results in a hotter reaction, with a light blue colored flame. 6. What appliance is used in this demo to test how hot the flame is? In the demo, a platinum conducting wire attached to an atomic number 13 handle is used to test how hot the flame is. 7. In this demo, how do you know whether the region of the flame tested is hot or relatively cold?

Describe exactly what is seen. 8. How is the collar of the fisher burner various from that of the Bunsen burner? 9. How is the flame in the Fisher burner different from that in the Bunsen burner? 10. Ho w is the extremum of the Fisher Burner diff! erent from the top of the Bunsen burner? 11. How is the height of the flame in the two Burners adjusted? 12. spare a nail down and work outd operation for cutting a chalk tube. 13. Write a complete and accurate procedure for bending a glass tube. 14. Write a complete and accurate procedure for inflammation polishing a glass tube. 15. Write a complete and accurate procedure for drawing a glass...If you destiny to lose a full essay, order it on our website: OrderEssay.net

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