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The average rate of disintegrations from a certain radioactive sample is roughly 20 per minute. If you wanted to measure this rate to within 4%, for approximately how long would you plan to count
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Three resistors are connected in series across a 15-v power supply. if the potential drops across resistors 1 and 2 are 4.1 volts and 3.1 volts, what is the exact potential drop (in volts) across resistor 3?
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The average rate of disintegrations from a certain radioactive sample is roughly 20 per minute. If y...
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