Answer to Question #88540 in Chemistry for Isabel

Question

Thermodynamics: calorimetry, variations on Q=sm∆T
A sample of lead is heated to a temperature of 155 degrees Celsius and dropped into 175 g of 25.0 degrees Celsius water. If the temperature of the water rises to 54.5 degrees Celsius, what's the mass of the lead sample?

Answer 1

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