BRITISH INTERNATIONAL SCHOOL, LAGOS
RATE OF REACTION WORKSHEET
EXPERIMENT: REACTION OF Mg and 1.00moldm-3 hydrochloric acid
Mg + 2HCl
MgCl2
1. Take the following measurements
Exp Initial
Final
Volume
volume volume of H2
of
of
/Cm3
water/ water
Cm3
1
+ H2
Time Dependent Independent Controlled
taken variable
variable
variable
/S
2
2. Where in your observation did you see that the rate of hydrogen produced was very fast
Tick the right option
A The beginning B at the middle of the experiment C Towards the end of the
experiment
3. Explain how the rate of the reaction proceeded in the first few minutes in terms of
collision theory
4. What is the name of the gas collected?
5. Explain the rate of the reaction
6. Calculate the rate of the reaction and give your answer in the appropriate unit and
significant figure