Tuesday
July 22, 2014

Homework Help: CHEMISTRY

Posted by JASON on Sunday, November 30, 2008 at 3:54pm.

Observations

Mass of Fe metal:100 MG

Volume of water in Calorimeter: 100 ML

Mass of water in Calorimeter (use 1g per ml): 100G

Initial Temperature of metal: 20

Initial Temperature of water: 20

Final Temperature (both metal and water): 100


Determine the heat gained by the water (show your work):





Q water =

Q Fe =

Determine the specific heat of the metal (show your work):






C Fe =

Determine the atomic weight of your metal:

Look up the actual atomic weight on your periodic table. Determine your percent error using the equation from assignment 2.04 (show your work).





Mass of Al metal:

Volume of water in Calorimeter:

Mass of water in Calorimeter (use 1g per ml):

Initial Temperature of metal:

Initial Temperature of water:

Final Temperature (both metal and water):


Determine the heat gained by the water (show your work):





Q water =

Q Al =

Determine the specific heat of the metal (show your work):






C Al =

Determine the atomic weight of your metal:

Look up the actual atomic weight on your periodic table. Determine your percent error using the equation from assignment 2.04 (show your work).


I did part of it and i have no idea how to do the rest. Please help..

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