Saturday, April 17, 2010

I Propose We Burn Money! =]

Did you say burn money?! YUP! Here's how you do it...

Materials
:
-dollar bill
-tongs
-water
-alcohol
-a lighter
-salt, or to color the flame: use Potassium Chloride for a purple flame, or Copper Chloride for a green flame

Procedure:
1. Make a solution with 50mL of water and 50mL of alcohol.
2. Mix in a pinch of salt or chemical of choice to color the flame.
3. Soak the dollar bill in the solution of water, alcohol, and salt until it is completely wet.
4. Use the tongs to hold the bill and move it away from the solution.
5. Light the dollar bill on fire; watch and wait until the fire burns out.

Safety Precautions:
-wear goggles, just in case!
-have an easy access to water near by in case you burn yourself.
-use tongs to prevent burning yourself
-have an adult near by if you are a minor.
-ask for help if needed.

The Science Behind It:
COMBUSTION!
C2H5OH + 4 O2 -> 2 CO2 + 3 H2O + energy
The alcohol is what burns, instead of the dollar bill itself. The flame is also not hot enough to burn the water, since water has a high heat capacity. Therefore, since the water is not burned away, the dollar bill itself does not burn either. In the end, the flame burns out itself, leaving a damp dollar bill.

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