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Mathematics 19 Online
OpenStudy (elifbestegul):

A calorimeter of heat capacity 25 J K−1 contains 140 g of a liquid; an immersion heater is used to provide thermal energy at a rate of 40 W for a total time of 4.0 min. The temperature of the liquid increases by 15.8 C. Calculate the specific heat capacity of the liquid. State an assumption made in reaching this result. I did the calculations and found the answer successfully but I can't state the assumption. Can you please help?

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