Chemistry is the scientific study of substances, their properties, structure, their interactions and reactions with other substances.
Andreaz answered the question on December 14, 2017 at 08:16
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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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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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What is a solvent?
(Solved)
What is a solvent?
Date posted:
December 4, 2017
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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)
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Give the reasons for the following laboratory rules (i) Never run in the laboratory (ii) Label all chemicals (iii) Always consult your teacher before trying an experiment
(Solved)
Give the reasons for the following laboratory rules
(i) Never run in the laboratory
(ii) Label all chemicals
(iii) Always consult your teacher before trying an experiment
Date posted:
December 3, 2017
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Answers (1)
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Define the term mass and name the apparatus used for measuring mass.
(Solved)
Define the term mass and name the apparatus used for measuring mass
Date posted:
December 3, 2017
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Answers (1)