Radioactivity of a tritium sample
Tritium has a half-life of 12.3 years. How many years will elapse when the radioactivity of a tritium sample diminishes to 20% of its original value?
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Define independence vs connectedness? Define independence vs connectedness?
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A constant rate of 8.3 m/s. Also, it has an acceleration in the direction parallel to the walls of 4.8 m/s. At what angle with the wall will the particle strike?
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What is the velocity of the gasoline in the tube shortly after the tube is opened? Assume that the diameter of the gas tank is much larger than the diameter of the hose.
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