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Heat of fusion how much thermal energy is needed change 50.0 g of ice at -20.0°c to water at 10.0°c?
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The momentum of an isolated system is conserved a) only in inelastic collisions. b) only in elastic collisions. c) in both elastic and inelastic collisions
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Ameter stick is pivoted at the 0.50-m line. a 3.0-kg object is hung from the 0.15-m line. where should a 5.0-kg object be hung to achieve equilibrium (the meter stick oriented horizontal and motionless)?
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What is the kinetic energy of a baseball moving at a speed of 40 m/s if the baseball has mass of 0.15 kg?
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Heat of fusion how much thermal energy is needed change 50.0 g of ice at -20.0°c to water at 10.0°c?...
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