Enthalpy of Formation of Magnesium Oxide
The purpose of the experiment was to determine the enthalpy of formation of
Magnesium Oxide by applying Hesss Law and calculating enthalpy changes for the
reactions of Mg and MgO.
The materials we used for this exp
Empirical Formula Calculation
Example 3.18 Obtaining an Empirical Formula from
Experimental Data
A laboratory analysis of aspirin determined the following mass percent composition:
C 60.00%
H 4.48%
O 35.52%
Find the empirical formula.
Procedure For
Obtain
Calculating Avogadros Number by Comparing Atoms and Solid Round Objects
The purpose of the experiment was to calculate Avogadros number. In order to
find it we calculated the packing efficiency and the size ratio of beads and marbles.
The materials we use