Gas stochiometry:

prelab assignment (10 points) due at the begining of lab


compare the actual mass of Mg to the experimentally determined mass of Mg (in the above reaction)


~15 mm Mg ribbon, ~ 20 mL 6 M HCl, water

eudiometer tube (measures the volume of a gas), thermometer, barometer, 2-hole stopper; pneumatic trough

beaker, ruler, thread (to secure Mg to stopper); balance

fig 2 shows experimental setup

methods / data analysis

student design


Content of lab report [25 points]

introduction  [5 points]:  describe the calculations using equation / formula (); do not use actual values

experimental methods  [5 points]

data analysis  [10 points] : 

discussion  [5 points]


additional resources

table relating the partial pressure of water as a function of temperature

fig 2 shows