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Chapter 2: Question: (page 81)
What is the key difference between an element and a compound?
An element is made up of the same type of atoms while a compound is formed by combining different elements in a fixed ratio.
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Describe Thomson’s model of the atom. How might it account for the production of cathode rays?
Show, with calculations, how the following data illustrate thelaw of multiple proportions:Compound 1: 47.5 mass % sulfur and 52.5 mass % chlorineCompound 2: 31.1 mass % sulfur and 68.9 mass % chlorine
Describe the type and nature of the bonding that often occurs between two nonmetals.
Thomson was able to determine the mass/charge ratio of the electron but not it's mass. How did Millikan’s experiment allow the determination of the electron’s mass?
For what type(s) of compound do we use Greek numerical prefixes in the name?
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