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If the half-life of niobium-91 is 680 years, how long will it take for the decay described in the previous question?
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Steam enters an adiabatic diffuser at 150 kpa and 1208c with a velocity of 550 m/s. determine the minimum velocity that the steam can have at the outlet when the outlet pressure is 300 kpa.
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If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?
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A4.0-cm tall light bulb is placed a distance of 32.0 cm from a concave mirror having a focal length of 16.0 cm. determine the image distance
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If the half-life of niobium-91 is 680 years, how long will it take for the decay described in the pr...
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