Chemistry

11th -

12thgrade

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Enthalpy

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  • 1. Multiple Choice
    3 minutes
    1 pt
    ΔH value in an endothermic reaction is a positive number.
    True
    False
  • 2. Multiple Choice
    30 seconds
    1 pt

    Match the definition below to the correct term.

    The enthalpy change that takes place when one mole of a compound is formed from its elements in their standard states under standard conditions.

    The enthalpy of neutralisation

    The enthalpy of combustion

    The enthalpy of formation

    The enthalpy of reaction

  • 3. Multiple Choice
    30 seconds
    1 pt
    Define 'Enthalpy'
    a) Energy stored in the movement of molecules in a substance
    b) The opposite of temperature
    c) The temperature of a molecule
    d) Energy stored in the chemical bonds in a substance
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