Chemistry, 06.03.2020 18:54 duhfiywge8885
One way to cool a cup of coffee would be to plunge an ice-cold piece of aluminum into it. Suppose 20.00 g piece of aluminum is stored in the refrigerator at 0.0 °C and then dropped into a cup of coffee. The coffee's temperature drops from 90.0 °C to 75 °C. How many kJ of thermal energy did the piece of aluminum absorb? (Specific heat = 0.902 J/g* °C)
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One way to cool a cup of coffee would be to plunge an ice-cold piece of aluminum into it. Suppose 20...
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