A cube of ice is taken from the freezer at -8.5 •C•C and placed in a 75-gg aluminum calorimeter filled with 330 gg of water at room temperature of 20.0 •C•C. The final situation is observed to be all water at 15.0 •C•C. The specific heat of ice is 2100 J/kg - CoJ/kg•Co, the specific heat of aluminum is 900 J/kg •CoJ/kg•Co, the specific heat of water is is 4186 J/kg• CoJ/kg•Co, the heat of fusion of water is 333 kJ/KgkJ/Kg. What was the mass of the ice cube?

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Q: Part A The two metal spheres in the figure(Figure 1) are connected by a metal wire with a switch in ...

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Q: The two most prominent wavelengths in the light emitted by a hydrogen discharge lamp are 656 nm (red...

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Q: 5) The figure shows a graph of the position x of two cars, C and D, as a function of time t. x (m) t...

A: While studying the graph of position vs time, a straight line shows constant velocity motion.   

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A: Given : Three charges Q1 = 30C, Q2 = -63C and Q3 = -39C

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Q: A 0.50-mm-wide slit is illuminated by light of wavelength 500 nm. What is the width of the central m...

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Q: What is the magnitude of the drag force if the wind reduces the ball's travel distance by 10 %?

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Q: Part A The electric potential in a region of uniform electric field is -1900 V at x = -1.00 m and +1...

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Human Metabolism

Being described as the most complicated machine ever encountered by humans, the human body and the cell metabolism is nothing less than a wonder. Metabolism is the set of life-sustaining chemical reactions within organisms.