Thursday, January 20, 2011

Day Seven: Activity Two

Write the formula for Tums? How does Tums chemically react with water and stomach acid?
CaCO3--> Ca+2 + CO3-2

CO3-2 + H+ --> HCO3- + H+ --> H2CO3 <---> H2O + CO2  "Sizzling" Evolution of gas

How many Tums are needed to neutralize a can of coke?
It would take alot of Tums to neutralize a can of coke. Maybe like 4 or 5.

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