{mU} g of an unknown substance is heated to {TU} degrees C b…
{mU} g of an unknown substance is heated to {TU} degrees C before being added to {mW} g of water in a coffee-cup calorimeter at {TW} degrees C. After mixing, the water temperature increases to {Tf} degrees C. What is the temperature change of the unknown, in degrees C? The specific heat of liquid water is 4.184 J/gxC Provide your answer to 2 decimal places.
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