Get premium membership and access questions with answers, video lessons as well as revision papers.
a)K-Enzymes/ Sucrose/ Invertase/ Saccharise
L- Inhibitor Acceptance any example e.g. any acid
b)Addition of sucrose/ substrate
- Optimum/ suitable/ correct / right pH
- Removal of products
c)- Competed with substance: for active site (of K)
- Acc. L made the medium acidic; unsuitable for K
- L occupies active sites
Githiari answered the question on September 25, 2017 at 16:59
- Write an equation for the reaction that takes place when equal volumes of chlorine gas react with propane(Solved)
Write an equation for the reaction that takes place when equal volumes of chlorine gas react with propane
Date posted: September 25, 2017. Answers (1)
- Gas Q takes 100 seconds to diffuse through a porous pot. Gas Q has a relative molecular mass of 34. Determine how long it will...(Solved)
Gas Q takes 100 seconds to diffuse through a porous pot. Gas Q has a relative molecular mass of 34. Determine how long it will take sulphur (IV) oxide gas to diffuse under the same condition? (S = 32, O = 16,)
Date posted: September 25, 2017. Answers (1)
- What is meant by hard water?(Solved)
What is meant by hard water?
Date posted: September 25, 2017. Answers (1)
- Briefly describe what happens when solids are heated(Solved)
Briefly describe what happens when solids are heated
Date posted: September 24, 2017. Answers (1)
- Explain the Kinetic Particle Theory(Solved)
Explain the Kinetic Particle Theory
Date posted: September 24, 2017. Answers (1)
- State the uses of water in frasch process(Solved)
State uses of water in frasch process
Date posted: September 24, 2017. Answers (1)
- Why is a glass container for sampling and storage inappropriate(Solved)
Why is a glass container for sampling and storage inappropriate
Date posted: September 20, 2017.
- State two chemical tests for the presence of water(Solved)
State two chemical tests for the presence of water
Date posted: September 19, 2017. Answers (1)
- What is oxidation agent?(Solved)
What is oxidation agent?
Date posted: September 19, 2017. Answers (1)
- What is oxidation?(Solved)
What is oxidation?
Date posted: September 19, 2017. Answers (1)
- State two applications of radioactivity in medicine.(Solved)
State two applications of radioactivity in medicine.
Date posted: September 19, 2017. Answers (1)
- Explain why calcium Oxide is not used to dry hydrogen chloride gas.(Solved)
Explain why calcium Oxide is not used to dry hydrogen chloride gas.
Date posted: September 19, 2017. Answers (1)
- Sulphur is extracted from underground deposits by frasch process. State two physical properties of Sulphur that makes it possible to be extracted through this process.(Solved)
Sulphur is extracted from underground deposits by frasch process. State two physical properties of Sulphur that makes it possible to be extracted through this process.
Date posted: September 19, 2017. Answers (1)
- Name a suitable drying agent for hydrogen chloride gas(Solved)
Name a suitable drying agent for hydrogen chloride gas
Date posted: September 19, 2017. Answers (1)
- Explain why iodine is a bad conductor of heat and electricity(Solved)
Explain why iodine is a bad conductor of heat and electricity
Date posted: September 19, 2017. Answers (1)
- Define the term esterification(Solved)
Define the term esterification
Date posted: September 19, 2017. Answers (1)
- What is the meaning of half life of a substance?(Solved)
What is the meaning of half life of a substance?
Date posted: September 19, 2017. Answers (1)
- Explain how alkaline solution is useful on acidic soil(Solved)
Explain how alkaline solution is useful on acidic soil
Date posted: September 18, 2017. Answers (1)
- Iron is extracted from its ore by the blast furnace process
a) Name chief ore from which iron is extracted from.
b) An ore is suspected to...(Solved)
Iron is extracted from its ore by the blast furnace process
a) Name chief ore from which iron is extracted from.
b) An ore is suspected to contain mainly iron. Describe a method that can be used to confirm the presence of iron in the ore
Date posted: September 18, 2017. Answers (1)
- Explain why hard water flowing in lead pipes may be safer for drinking than soft water
flowing in the same pipes.(Solved)
Explain why hard water flowing in lead pipes may be safer for drinking than soft water
flowing in the same pipes.
Date posted: September 18, 2017. Answers (1)