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Select the word from the list that best fits the definition classification of most stars on the h-r diagram
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(a) calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. silver has 47 electrons per atom, and its molar mass is 107.87 g/mol. (b) imagine adding electrons to the pin until the negative charge has the very large value 1.00 mc. how many electrons are added for every 109 electrons already present
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Aspherical balloon is inflating with helium at a rate of 72 ft2/min . how fast is the balloon's radi...
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