Heatingcoolingcurves

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Key Stage 3 Chemistry on heating and cooling curves

Heating and Cooling Curves Ms L Chu Sunday 17 October 2010

Objectives ,[object Object],[object Object],Keywords: heating curve, cooling curve, phase, stearic acid, solidified

Heating Curve ,[object Object]

A graph of the temperature against the time can be constructed to show this time temperature Solid & liquid Liquid & gas Substance is evaporating/boiling Substance is melting Liquid only Solid only Gas only Boiling point

Explanations for the heating curve ,[object Object],[object Object]

[object Object],[object Object],[object Object]

Constructing a heating curve of water ,[object Object],Results Temperature 0 C Time (sec)

Cooling curve ,[object Object],condensing freezing liquid gas solid time temperature

Construct a cooling curve ,[object Object],Results

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Heatingcoolingcurves

1. Heating and Cooling Curves Ms L Chu Sunday 17 October 2010

2.

3.

4. A graph of the temperature against the time can be constructed to show this time temperature Solid & liquid Liquid & gas Substance is evaporating/boiling Substance is melting Liquid only Solid only Gas only Boiling point

5.

6.

7.

8.

9.