Chemistry
What is the oxidation number on the chromium in a dichromate ion "(Cr2O7)^2-"?
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What is the spontaneous decay of atomic nuclei known as?
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What type of compound is prepared by the oxidation of primary alcohols?
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What are the products of propanoic acid and ethanol when the two are combined with warm sulphuric acid?
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What volume does 24 grams of ammonia gas occupy at standard temperature and pressure?
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What is a chemical process by which the hair is permanently straightened?
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Which one of the following countries' names is derived from the element silver?
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What allotrope of oxygen helps protect the biosphere from solar ultraviolet radiation?
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