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What is meant by activation energy?

Answers

The minimum energy required by the reaction particles to cause a successful collision to form product

maurice.mutuku answered the question on October 29, 2019 at 06:19

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Next: What is the effect on the position of equilibrium of the above system if temperature is decreased? Give a reason

Previous: The sketch below shows the rate at which substance T is converted into U. Study it and answer the questions that follows:-

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What is the effect on the position of equilibrium of the above system if temperature is decreased? Give a reason (Solved)

What is the effect on the position of equilibrium of the above system if temperature is decreased? Give a reason

Date posted: October 29, 2019 . Answers (1)
The following is a thermochemical equation for the reaction between hydrogen and oxygen (Solved)

The following is a thermochemical equation for the reaction between hydrogen and oxygen

Calculate the bond energy between the elements in water given that:

Date posted: October 29, 2019 . Answers (1)
Equal volumes of 1M monobasic acids K and L were each reacted with excess zinc granules. The table below shows the volumes of the gas produced... (Solved)

Equal volumes of 1M monobasic acids K and L were each reacted with excess zinc granules.
The table below shows the volumes of the gas produced after two minutes

(a) Explain the difference in the volumes of the gas produced
(b) How can the production of the gas be increased?

Date posted: October 29, 2019 . Answers (1)
Metal R and S were used to form a cell. The following half equations show the standard electrode potentials of the half cells. (R and... (Solved)

Metal R and S were used to form a cell. The following half equations show the standard electrode potentials of the half cells. (R and S are not actual symbols of the element)

Write the full equation for the cell and calculate the e.m.f

Date posted: October 29, 2019 . Answers (1)
Explain how you would obtain an insoluble salt XSO₄ when you are provided with the following :- (i) Distilled water (ii) Solid YSO₄ which is soluble in... (Solved)

Explain how you would obtain an insoluble salt XSO₄ when you are provided with the following :-
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Date posted: October 29, 2019 . Answers (1)
The equation below represents a reaction that takes place in an industrial process (Solved)

The equation below represents a reaction that takes place in an industrial process
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Date posted: October 29, 2019 . Answers (1)
The graph below represents the volume of gas collected against time when dilute sulphuric acid is reacted with Zinc granules:- (Solved)

The graph below represents the volume of gas collected against time when dilute sulphuric acid is reacted with Zinc granules:-

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Date posted: October 29, 2019 . Answers (1)
The sketch below was obtained when 2g of magnesium was reacted with excess of 2M hydrochloric acid. The volume of hydrogen evolved was then plotted... (Solved)

The sketch below was obtained when 2g of magnesium was reacted with excess of 2M hydrochloric acid. The volume of hydrogen evolved was then plotted against time as shown below:

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Date posted: October 28, 2019 . Answers (1)
The table below gives bond energies for three covalent bonds (Solved)

The table below gives bond energies for three covalent bonds

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Date posted: October 28, 2019 . Answers (1)
The scheme below shows the energy changes that take place between ice, water and steam. Study it and answer the questions that follow:- (Solved)

The scheme below shows the energy changes that take place between ice, water and steam.
Study it and answer the questions that follow:-

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Date posted: October 28, 2019 . Answers (1)
Study the diagram below and answer the questions that follow: (Solved)

Study the diagram below and answer the questions that follow:

Date posted: October 28, 2019 . Answers (1)
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Iodine can react with chlorine as shown below:-

Determine the molar enthalpy change for this reaction

Date posted: October 28, 2019 . Answers (1)
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The equation below represents changes in the physical state of ions metal:

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Date posted: October 28, 2019 . Answers (1)
The setup below was used to investigate the changes that take place when sodium hydroxide pellets dissolve in water. (Solved)

The setup below was used to investigate the changes that take place when sodium hydroxide pellets dissolve in water.

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b) State and explain the observations made in the above reaction

Date posted: October 28, 2019 . Answers (1)
Calculate the latent heat of vaporization of water H₂O_(l)-------->H₂O_(g) (Solved)

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Date posted: October 28, 2019 . Answers (1)
Consider the following equilibrium reaction. (Solved)

Consider the following equilibrium reaction.

State and explain the effect of formation of hydrogen chloride if pressure was increased in the equation above

Date posted: October 28, 2019 . Answers (1)
Biogas is a mixture of mainly Carbon (IV) Oxide and methane. (i) Give a reason why biogas can be used as a fuel (ii) Other than fractional... (Solved)

Biogas is a mixture of mainly Carbon (IV) Oxide and methane.
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Date posted: October 28, 2019 . Answers (1)
A typical electrolysis cell uses a current of 40,000 amperes. Calculate the mass (in Kg of aluminium produced in one hour). (Al = 27) (Faraday... (Solved)

A typical electrolysis cell uses a current of 40,000 amperes. Calculate the mass (in Kg of aluminium produced in one hour). (Al = 27) (Faraday = 96500 Coloumbs)

Date posted: October 28, 2019 . Answers (1)
Distinguish between molar latent heat of fusion and molar latent heat of vaporization (Solved)

Distinguish between molar latent heat of fusion and molar latent heat of vaporization

Date posted: October 28, 2019 . Answers (1)
Study the graph below and answer the questions which follow: (Solved)

Study the graph below and answer the questions which follow:

Explain the changes occurring between points BC and CD

Date posted: October 28, 2019 . Answers (1)