Laboratory Activity 1.2.3: The Effect of Temperature on the Rate of Reaction |
Problem statement: How temperature affects the rate of reaction of reaction.
Hypothesis: The higher the temperature, the faster is the rate of reaction.
Variable:
» | Fixed variable : Concentration and volume of the solution | |
» | Manipulated variable : Temperature | |
» | Responding variable : Rate of reaction |
Material: » Sodium thiosulphate 0.1mol dm-3 » Sulphuric acid 1.0mol dm-3 |
Apparatus: » Conical flask » Thermometer » Measuring cylinder » Stopwatch » Wire gauze » Bunsen burner » Filter paper » Tripod |
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► | Sodium thiosulphate solution reacts with hydrochloric acid to form sulphur precipitate slowly as shown in the following equation:
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► | Graph of temperature against time.
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► | Graph of temperature against
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► | The higher the temperature, the faster is the rate of reaction. |
⇲ For exercise(objective and subjective), download for free on Android OS. | |
ReplyDeleteVery Useful information Thank you!!
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