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Rates Of Reaction
Beginning of essay
BACKGROUND INFORMATION
What affects the rate of reaction? 1) The surface area of the magnesium. 2)
The temperature of the reaction. 3) Concentration of the hydrochloric acid. 4)
Presence of a catalyst.
In the experiment we use hydrochloric acid which reacts with the magnesium to
form magnesium c ....
Middle of essay
....ts chemical reactions® products.
We can measure reactions in two ways:
1) Continuous:- Start the experiment and watch it happen; you can use a
computer “logging” system to monitor it. I.e. Watching a colour fade or
increase.
2) Discontinuous:- Do the experiments and take readings/ samples from the
experiment at different times, then analyse the readings/samples to see how many
reactants and products are used up/ produced.
Reaction rate = amount of reactant used up
time taken
If .... |
| Number of words: 3069 |
Approximate pages: 12 |
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