What is enthalpy change?

What are the standard conditions?

You can't directly measure the actual enthalpy of a system. What is used instead?

Complete the sentences:
Enthalpy changes in data books are usually _____________ enthalpy changes. This is important as changes in enthalpy are affected by ______________ and ____________.

Define standard enthalpy change of reaction

Define standard enthalpy change of formation

Define standard enthalpy change of combustion

Define standard enthalpy change of neutralisation

Complete the sentences:
Exothermic reactions _______ ______ energy to their surroundings. The products of the reaction end up with _______ energy than the reactants. This means that the enthalpy change for the reaction will be ___________.

TRUE OR FALSE:
Oxidation is usually exothermic

Describe what an enthalpy diagram of an exothermic reaction looks like

Complete the sentences:
Endothermic reactions ______ ____ energy from their surroundings. This means that the products of the reaction have ______ energy than the reactants, so the enthalpy change for the reaction is ___________.

TRUE OR FALSE:
Thermal decomposition is endothermic

Describe what an enthalpy diagram of an endothermic reaction looks like