MadSci Network: Chemistry

Subject: Alka Seltzer & warm water?

Date: Fri Sep 22 10:04:43 2000
Posted by David Froggatt
Grade level: 4-6 School: Salem Middle School
City: Chesterfield State/Province: VA Country: USA
Area of science: Chemistry
ID: 969631483.Ch

I am doing an experiment and don't understand why it happens.  I took Alka 
Seltzer tabs (sodium Bicarbonate) and added warm water into a film 
canister.  Then the film canister shot up into the air.  The warmer the 
water, the higher it shot into the air.  Why does this happen?
Thank you

Re: Alka Seltzer & warm water?

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