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How much heat is released when 25.0 grams of liquid copper at its freezing point of 1,085°c changes to solid? the latent heat of fusion of copper is 205.0 j/g.
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What is the energy of a photon of ultraviolet radiation with a frequency of 4.4 × 1015 hz? planck’s constant is 6.63 × 10–34
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Alarge box of mass m is pulled across a horizontal frictionless surface by a horizontal rope with tension t. a small box of mass m sits on top of the large box. the coefficients of static and
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Coal contains energy. a. light b. kinetic c. chemical d. mechanical
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How much heat is released when 25.0 grams of liquid copper at its freezing point of 1,085°c changes...
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