By boiling or freezing it... A sharp boiling point or freezing point indicates purity
Deraj answered the question on December 20, 2017 at 11:03
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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
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Answers (1)
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What is chemistry?
(Solved)
What is chemistry?
Date posted:
December 13, 2017
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Answers (1)
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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
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Answers (1)
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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
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Answers (1)
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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
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Answers (1)
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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
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Answers (1)
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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
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Answers (1)
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What is fractional distillation?
(Solved)
What is fractional distillation?
Date posted:
December 4, 2017
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Answers (1)
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Other than water give other forms of solvent
(Solved)
Other than water give other forms of solvent.
Date posted:
December 4, 2017
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Answers (1)
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What are miscible liquids?
(Solved)
What are miscible liquids?
Date posted:
December 4, 2017
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Answers (1)
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What is a solvent?
(Solved)
What is a solvent?
Date posted:
December 4, 2017
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Answers (1)
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What is solute?
(Solved)
What is solute?
Date posted:
December 4, 2017
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Answers (1)
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State how substances are classified.
(Solved)
State how substances are classified.
Date posted:
December 4, 2017
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Answers (1)
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Name five commonly used laboratory apparatus.
(Solved)
Name five commonly used laboratory apparatus.
Date posted:
December 4, 2017
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Answers (1)
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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
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Answers (1)
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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
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Answers (1)
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A student at Hope secondary school accidentally mixed iron filings and sand. Explain how he can separate the mixture. Name two applications of the methods...
(Solved)
A student at Hope secondary school accidentally mixed iron filings and sand. Explain how he can separate the mixture.
Name the applications of the methods above
Date posted:
December 3, 2017
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Answers (1)
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(a) Define the term mixture (b) Name the types of mixtures
(Solved)
(a) Define the term mixture
(b) Name the types of mixtures
Date posted:
December 3, 2017
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Answers (1)
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What are some of the effects of drug and substance abuse?
(Solved)
What are some of the effects of drug and substance abuse?
Date posted:
December 3, 2017
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Answers (1)
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Name the career opportunities offered by chemistry
(Solved)
Name the career opportunities offered by chemistry
Date posted:
December 3, 2017
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Answers (1)