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Who discovered that cathode rays consist of a stream of negative particles,electrons?
Q8: The ionic compound iron(II) sulfate is used
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Q34: What is the pH of a solution
Q34: As a rule, ionic compounds tend to
Q35: A bolder at the top of a
Q39: Methanol (CH<sub>3</sub>OH) is the fuel used by
Q40: Ammonia is synthesized industrially by the reaction
Q55: Calculate the molar concentration of a sodium
Q73: Assuming reactions between the following pairs of
Q82: Organic organizations are described as a structure