20 – Determining the Enthalpy of Reaction of a Neutralisation Reaction (LC 2027) (Leaving Cert Chemistry): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
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Practise the questions
13 questions from this quiz
What does this experiment measure?
What does this experiment measure?
Enthalpy of reaction of neutralisation
Why are 1M concentrated solutions used instead of dilute solutions?
Why are 1M concentrated solutions used instead of dilute solutions?
Dilute solutions produce small temperature rises
What type of reaction occurs when acid and base mix in this experiment?
What type of reaction occurs when acid and base mix in this experiment?
Exothermic
Why are polystyrene cups used in this experiment?
Why are polystyrene cups used in this experiment?
Excellent insulating properties
What volume of each solution is measured for the experiment?
What volume of each solution is measured for the experiment?
50 cm³
Which temperature should be recorded in the calculation?
Which temperature should be recorded in the calculation?
Maximum temperature reached
What is the formula for heat given out?
What is the formula for heat given out?
What is the specific heat capacity of the solution used in calculations?
What is the specific heat capacity of the solution used in calculations?
4060 J kg⁻¹ K⁻¹
What mass in kg should be used for 100 cm³ of solution?
What mass in kg should be used for 100 cm³ of solution?
0.1 kg
If temperature rises by 10°C, what heat is released? ( kg, J kg⁻¹ K⁻¹)
If temperature rises by 10°C, what heat is released? ( kg, J kg⁻¹ K⁻¹)
4060 J
What key assumption is made about the polystyrene container?
What key assumption is made about the polystyrene container?
No heat absorbed by container
Which is a source of error in this experiment?
Which is a source of error in this experiment?
Heat loss to surroundings
Why are concentrated solutions corrosive and dangerous?
Why are concentrated solutions corrosive and dangerous?
They can cause burns
