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CLICK FLASK FOR TUTORIAL. Step 1 Know your equipment Back to TutorialClick for movie.

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Presentation on theme: "CLICK FLASK FOR TUTORIAL. Step 1 Know your equipment Back to TutorialClick for movie."— Presentation transcript:

1 CLICK FLASK FOR TUTORIAL

2

3 Step 1 Know your equipment Back to TutorialClick for movie

4 Back to Tutorial Step 1 Know your equipment Next Step

5 Step 2 Shut the air control. Back to TutorialClick for movie

6 Back to Tutorial Step 2 Shut the gas control and open the wall valve Next Step

7 Step 3 Shut the gas control and open the wall valve Back to TutorialClick for movie

8 Back to Tutorial Step 3 Shut the gas control and open the wall valve Next Step

9 Step 4 Carefully light the burner. Always use the striker at a 45 degree angle Back to TutorialClick for movie

10 Back to Tutorial Step 4 Carefully light the burner Next Step

11 Step 5 Control the flame by closing the wall valve until you have a 2 inch flame then begin opening the air valve Back to Tutorial Click for movie

12 Back to Tutorial Step 5 Controlling the flame Next Step

13 The hottest part of the flame is just above the central blue cone. (There is no combustion inside the central cone.) Back to Tutorial Step 6 Conclusion The initial flame is low on oxygen and not very hot. When the hole is closed and air is excluded from mixing with the jet of gas, a yellow, luminous flame is produced Click for movie

14 Back to Tutorial Step 6 Determining the hottest part of the flame Click me for some lab safety tips

15 Back to Tutorial Lab Safety Tip 1: Always tie long hair back, and do not light on fire. Tip 2: Always turn air valve clockwise to close.

16 Back to Tutorial Tip 1 Next Tip

17 Back to Tutorial Tip 2 Back to lab safety


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