#  Stoichiometry 

 



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###  Weighing Moles

 \[S | t | ★★★\]  
Several samples are weighed on the balance; each is a mole.

 \[[In-Depth Description](/presentations/weighing-moles)\]

###  Limiting Reagent, Vinegar or Baking Soda?

 \[ S | t | ★★ \]  
Vinegar and two different amounts of baking soda in plastic soda bottles with balloons.

 \[[In-Depth Description](/presentations/limiting-reagent-vinegar-or-baking-soda)\]

###  Contact Us

 **Mailing Address**: Lecture Demonstration Services, Science Center, Rm B-08A, 1 Oxford Street, Cambridge, MA 02138  
**Campus Location**: Science Center B-08A | **Tel**: (617) 495-5824 | **Email**: <scidemos@fas.harvard.edu>