Dilute hydrochloric acid reacts with aqueous sodium hydroxide in a neutralisation reaction. Which two ions are involved in this neutralisation reaction?
A.
\(\mathrm{Na}^{+}\)and \(\mathrm{H}^{+}\)
B.
\(\mathrm{H}^{+}\)and \(\mathrm{OH}^{-}\)
C.
\(\mathrm{Na}^{+}\)and \(\mathrm{Cl}^{-}\)
D.
\(\mathrm{OH}^{-}\)and \(\mathrm{Cl}^{-}\)
Exam No：0620_m24_qp_12 Year：2024 Question No：21
Answer:
D
Knowledge points:
6.2.1.1. changing the concentration of solutions
6.2.1.2. changing the pressure of gases
6.2.1.3. changing the surface area of solids
6.2.1.4. changing the temperature
6.2.1.5. adding or removing a catalyst, including enzymes
6.2.2. State that a catalyst increases the rate of a reaction and is unchanged at the end of a reaction
6.2.3. Describe practical methods for investigating the rate of a reaction including change in mass of a reactant or a product and the formation of a gas
6.2.4. Interpret data, including graphs, from rate of reaction experiments
6.2.5.1. number of particles per unit volume
6.2.5.2. frequency of collisions between particles
6.2.5.3. kinetic energy of particles
6.2.5.4. activation energy
6.2.6.1. changing the concentration of solutions
6.2.6.2. changing the pressure of gases
6.2.6.3. changing the surface area of solids
6.2.6.4. changing the temperature
6.2.6.5. adding or removing a catalyst, including enzymes using collision theory
6.2.7. State that a catalyst decreases the activation energy
6.2.8. Evaluate practical methods for investigating the rate of a reaction including change in mass of a reactant or a product and the formation of a gas
Solution:
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