Buy custom hydrochloric acid + magnesium ribbon
Essay's paper info
| Topic: |
Science
|
| Number of pages / Number of words: |
3 / 702 |
Essay's paper body
Therefore, my prediction was correct.
Results:
I did the experiment 3 times; as I wanted to make sure that the results I got were reliable and accurate.
Experiment 1
Magnesium Acid Water 10 20 30 40 50 60 10 20 30 40 50 60
5cm 20 10 3 5 7 9 11 13 16 18 22 25 28 31
5cm 25 5 6 11 16 22 27 36 39 45 49 55 59 64
5cm 15 15 2 4 5 7 10 12 14 16 18 20 22 24
5cm 12 18 1 1 1 1 1...
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Aim:
To investigate into the effect of changing the concentration on the rate of reaction
Variables:
- Keep the same volume
- Keep the same length of magnesium
- Change the amount of acid
- Change the amount of water
Method:
- Set up apparatus as shown
- Add 30ml of hydrochloric acid into the beaker
- Measure 5cm of magnesium
- Add the 5cm of magnesium to the hydrochloric acid
- Put a bong onto the conical flask
- Start timing
- Measure the amount of gas collected every 10 seconds for 2 minutes
Diagram:
Prediction:
I predict that as the concentration of the Hydrochloric acid increases, the time taken for the magnesium to dissolve decreases...
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hydrochloric acid + magnesium ribbon
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