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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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A form two topical question (Atoms,Chemical reactions and formula)
Date posted: October 26, 2017. Answers (1)
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Differentiate between electron affinity and ionization energy
Date posted: October 26, 2017. Answers (1)
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What are the processes involved in cooling of a substance from gaseous state to solid state?
Date posted: October 26, 2017. Answers (1)
- 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. Answers (1)
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Why is it always advisable to scoop chemicals substance using a clean spatula?
Date posted: October 25, 2017. Answers (1)
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Explain why molten calcium chloride and magnesium chloride conduct electricity while carbon tetrachloride and silicon tetrachloride do not
Date posted: October 25, 2017. Answers (1)
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Date posted: October 24, 2017. Answers (1)
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What is a chemical formula?
Date posted: October 21, 2017. Answers (2)
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Define allotropy.
Date posted: October 19, 2017. Answers (1)
- What are hygroscopic salts?(Solved)
What are hygroscopic salts?
Date posted: October 19, 2017. Answers (1)
- State four uses of salts.(Solved)
State four uses of salts.
Date posted: October 19, 2017. Answers (1)
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State three uses of alkaline earth metals
Date posted: October 19, 2017. Answers (1)
- State two physical properties of alkaline earth metals(Solved)
State two physical properties of alkaline earth metals
Date posted: October 19, 2017. Answers (1)
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State and explain the trends in atomic sizes down the alkaline earth metals.
Date posted: October 19, 2017. Answers (1)
- State three uses of alkali metals and their compounds.(Solved)
State three uses of alkali metals and their compounds.
Date posted: October 19, 2017. Answers (1)
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What is ionization energy?
Date posted: October 19, 2017. Answers (1)
- State three physical properties of alkali metals.(Solved)
State three physical properties of alkali metals.
Date posted: October 19, 2017. Answers (1)
- Define valency(Solved)
Define valency
Date posted: October 19, 2017. Answers (1)
- Define the following terms. (1) Cations (2) Anions (Solved)
Define the following terms.
1. Cations
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Date posted: October 19, 2017. Answers (1)
- Atoms are said to be electrically neutral, explain.(Solved)
Atoms are said to be electrically neutral, explain.
Date posted: October 19, 2017. Answers (1)