BRAINCAKESimple Colorimeter
A known volume e.g. 150cm3 of water is measured and placed into a beaker.
The initial temperature of the water is taken.
A known mass of substance is burnt in oxygen and the heat released is used to heat the beaker of water.
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Key terms in this lesson
- Mole
- The amount of substance that contains as many particles as there are atoms in exactly 12g of carbon-12.
- Enthalpy
- A measure of the heat energy stored in a chemical system.
- Enthalpy change
- The heat energy transferred between the system and its surroundings during a process carried out at constant pressure.
- Specific heat capacity
- The amount of energy needed to raise the temperature of 1g of a substance by 1K.
More in Energetics
- Physical States of Reactants and Products
- Enthalpy Level Diagrams
- Standard Enthalpies
- Measuring the Enthalpy Change of A Reaction
- Flame Colorimeter
- Neutralisation Reactions
- Displacement Reactions
- Allowing for Heat Loss
All 24 lessons in Energetics · All AQA AS-level Chemistry topics