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Specific Heat Experiment. By: Thayne , Brandon, and Tyler. Summary.
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Specific Heat Experiment By: Thayne, Brandon, and Tyler
Summary • The purpose of this experiment was to investigate the properties of specific heat. We used a sample of an unknown material and heated it to 50⁰C. It was placed into a cup of water and the change in temperature was recorded. This was used in the equation Q=mc∆T and we solved for the value of c.
Introduction • In this experiment, we used a simple method of measuring a material’s specific heat by measuring the difference in temperature when the heated object was placed into a cup of water.
Materials • Unknown Substance • Styrofoam Cup • Water • Black Box • Thermometer
Procedure • 1. Record the mass of the unknown substance. • 2. Record the mass of a Styrofoam cup. • 3. Record the mass of the water in the cup. • 4. Measure the temperature of the water. • 5. Heat the unknown substance to roughly 50⁰C and record the temperature. • 6. Place the substance in the water and record the temperature once it hits equilibrium.
Procedure (continued) • 7. Find the differences in the initial and final temperatures of both the substance and the water. • 8. Use the equation Q=mc∆T and solve for c.
Conclusions When using Q=mc∆T, we got various answers on all three of our tests. The average specific heat of our substance we found to be roughly 1200 J/(kg*K).
Acknowledgments We would like to thank Mr. Walfred Raisanen for assigning this wonderful experiment. We would also like to thank ourselves for being smart enough to complete the assignment.