Batteries produce free electrons that can be used as an energy source to operate devices such as computers. Various elements are used as the sources of such electrons. Which criteria identify an element that most efficiently can be used to produce free electrons?
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How are isotopes of the same chemical element alike? how are they different?
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Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?
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Batteries produce free electrons that can be used as an energy source to operate devices such as com...
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