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A flame is a mixture of burning gases that produces heat and light.
mainakelvin39 answered the question on September 26, 2017 at 07:50
- An experiment was carried out to investigate the rate of reaction shown below
Sucrose ?Fructose + Glucose ...(Solved)
An experiment was carried out to investigate the rate of reaction shown below
Sucrose →Fructose + Glucose
For the products fructose and glucose to be formed, it was found that substance K was to be added and the temperature maintained at 370C. When another substance L was added, the reaction slowed down and eventually stopped
a) Suggest the identify of substances K and L
b) Other than temperature state three ways by which the rate of reaction could be increased
c) Explain how substance L slowed down the reaction
Date posted: September 25, 2017. Answers (1)
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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)
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Date posted: September 25, 2017. Answers (1)
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Date posted: September 24, 2017. Answers (1)
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Date posted: September 24, 2017. Answers (1)
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State uses of water in frasch process
Date posted: September 24, 2017. Answers (1)
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Date posted: September 20, 2017.
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Date posted: September 19, 2017. Answers (1)
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Date posted: September 19, 2017. Answers (1)
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Date posted: September 19, 2017. Answers (1)
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State two applications of radioactivity in medicine.
Date posted: September 19, 2017. Answers (1)
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Explain why calcium Oxide is not used to dry hydrogen chloride gas.
Date posted: September 19, 2017. Answers (1)
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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)
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Name a suitable drying agent for hydrogen chloride gas
Date posted: September 19, 2017. Answers (1)
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Date posted: September 19, 2017. Answers (1)
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Date posted: September 19, 2017. Answers (1)
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Date posted: September 19, 2017. Answers (1)
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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)