Water that has no impurities will boil at exactly 100 degrees
mercy sonik answered the question on October 31, 2017 at 15:25
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Differentiate between Oxidation number and valency
(Solved)
A form two topical question (Atoms,Chemical reactions and formula)
Date posted:
October 26, 2017
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Answers (1)
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Differentiate between electron affinity and ionization energy
(Solved)
Differentiate between electron affinity and ionization energy
Date posted:
October 26, 2017
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Answers (1)
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What are the processes involved in cooling of a substance from gaseous state to solid state?
(Solved)
What are the processes involved in cooling of a substance from gaseous state to solid state?
Date posted:
October 26, 2017
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Answers (1)
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Highlight the main components of the following ions; (a)Ammonium ion (b)Hydronium ion.
(Solved)
Highlight the main components of the following ions; (a)Ammonium ion (b)Hydronium ion.
Date posted:
October 26, 2017
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Answers (1)
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Why is it always advisable to scoop chemicals substance using a clean spatula?
(Solved)
Why is it always advisable to scoop chemicals substance using a clean spatula?
Date posted:
October 25, 2017
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Answers (1)
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Explain why molten calcium chloride and magnesium chloride conduct electricity while carbon tetrachloride and silicon tetrachloride do not
(Solved)
Explain why molten calcium chloride and magnesium chloride conduct electricity while carbon tetrachloride and silicon tetrachloride do not
Date posted:
October 25, 2017
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Answers (1)
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What is organic chemistry?
(Solved)
What is organic chemistry?
Date posted:
October 24, 2017
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Answers (1)
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What is a chemical formula?
(Solved)
What is a chemical formula?
Date posted:
October 21, 2017
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Answers (2)
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Define allotropy.
(Solved)
Define allotropy.
Date posted:
October 19, 2017
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Answers (1)
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What are hygroscopic salts?
(Solved)
What are hygroscopic salts?
Date posted:
October 19, 2017
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Answers (1)
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State four uses of salts.
(Solved)
State four uses of salts.
Date posted:
October 19, 2017
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Answers (1)
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State three uses of alkaline earth metals
(Solved)
State three uses of alkaline earth metals
Date posted:
October 19, 2017
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Answers (1)
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State two physical properties of alkaline earth metals
(Solved)
State two physical properties of alkaline earth metals
Date posted:
October 19, 2017
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Answers (1)
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State and explain the trends in atomic sizes down the alkaline earth metals.
(Solved)
State and explain the trends in atomic sizes down the alkaline earth metals.
Date posted:
October 19, 2017
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Answers (1)
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State three uses of alkali metals and their compounds.
(Solved)
State three uses of alkali metals and their compounds.
Date posted:
October 19, 2017
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Answers (1)
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What is ionization energy?
(Solved)
What is ionization energy?
Date posted:
October 19, 2017
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Answers (1)
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State three physical properties of alkali metals.
(Solved)
State three physical properties of alkali metals.
Date posted:
October 19, 2017
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Answers (1)
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Define valency
(Solved)
Define valency
Date posted:
October 19, 2017
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Answers (1)
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Define the following terms. (1) Cations (2) Anions
(Solved)
Define the following terms.
1. Cations
2. Anions
Date posted:
October 19, 2017
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Answers (1)
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Atoms are said to be electrically neutral, explain.
(Solved)
Atoms are said to be electrically neutral, explain.
Date posted:
October 19, 2017
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Answers (1)