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The removal of original colour from a substance to white.
Deraj answered the question on December 20, 2017 at 10:56
- What is the equation for the reaction between aluminum oxide and hydrochloric acid?(Solved)
What is the equation for the reaction between aluminum oxide and hydrochloric acid?
Date posted: December 19, 2017. Answers (1)
- Describe how a double aqueous ammonium ii sulphate can be prepared using the following reagents: aqueous ammonia,dilute sulphuric acid and iron metal.(Solved)
Describe how a double aqueous ammonium ii sulphate can be prepared using the following reagents: aqueous ammonia, dilute sulphuric acid and iron metal.
Date posted: December 18, 2017. Answers (1)
- Explain why the solution of ethane in water does not show acidic properties while that if hydrochloric acid shows(Solved)
Explain why the solution of ethane in water does not show acidic properties while that of hydrochloric acid shows.
Date posted: December 18, 2017. Answers (1)
- Explain how to test for the purity of a liquid(Solved)
Explain how to test for the purity of a liquid
Date posted: December 18, 2017. Answers (1)
- State and explain the observation that would be made when hydrogen chloride gas is bubbled into a solution of silver nitrate(Solved)
State and explain the observation that would be made when hydrogen chloride gas is bubbled into a solution of silver nitrate.
Date posted: December 17, 2017. Answers (1)
- What is chemistry?(Solved)
What is chemistry?
Date posted: December 13, 2017. Answers (1)
- Between methanol and propanol, which has a higher boiling point?(Solved)
Between methanol and propanol, which has a higher boiling point?
Date posted: December 13, 2017. Answers (1)
- Give equations for preparation of lead chloride from lead carbonate(Solved)
Give equations for preparation of lead chloride from lead carbonate
Date posted: December 13, 2017. Answers (1)
- Explain what is observed when carbon (IV) is bubbled through calcium hydroxide solution(Solved)
Explain what is observed when carbon (IV) is bubbled through calcium hydroxide solution.
Date posted: December 11, 2017. Answers (1)
- Write the following abbreviation in full as used in chemistry DDT(Solved)
Write the following abbreviation in full as used in chemistry DDT.
Date posted: December 5, 2017. Answers (1)
- Distinguish between the reducing property of concentrated Hydrochloric acid and concentrated Sulphuric acid(Solved)
Distinguish between the reducing property of concentrated Hydrochloric acid and concentrated Sulphuric acid.
Date posted: December 5, 2017. Answers (1)
- What is fractional distillation?(Solved)
What is fractional distillation?
Date posted: December 4, 2017. Answers (1)
- Other than water give other forms of solvent(Solved)
Other than water give other forms of solvent.
Date posted: December 4, 2017. Answers (1)
- What are miscible liquids?(Solved)
What are miscible liquids?
Date posted: December 4, 2017. Answers (1)
- What is a solvent?(Solved)
What is a solvent?
Date posted: December 4, 2017. Answers (1)
- What is solute?(Solved)
What is solute?
Date posted: December 4, 2017. Answers (1)
- State how substances are classified.(Solved)
State how substances are classified.
Date posted: December 4, 2017. Answers (1)
- Name five commonly used laboratory apparatus.(Solved)
Name five commonly used laboratory apparatus.
Date posted: December 4, 2017. Answers (1)
- What are the reagents used to prepare hydrogen chloride gas?(Solved)
What are the reagents used to prepare hydrogen chloride gas?
Date posted: December 4, 2017. Answers (1)
- Briefly explain how you would separate a mixture of sodium chloride and iodine in the laboratory (Solved)
Briefly explain how you would separate a mixture of sodium chloride and iodine in the laboratory
Date posted: December 3, 2017. Answers (1)