2-7

__Reaction 1 - Citric Acid plus Baking Soda__

highest temperture - 21 degrees 1 second (before mixing)

lowest temperture - 13.7 degrees 0 seconds (after mixing)

the graph was steady until we mixed the chemicals, then it dropped rapidly, then steadied out again.

__Reaction 2 - Hydrochloric Acid Plus Magnesium__

Was steady until Magnesium was added, then rose sharply, then went steady.

highest temperture - 38.5 degrees

Time - 81.0

lowest temperture - 20.2

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