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Environmental Chemistry Assignment | Professional Essay Writers

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February 21st, 2020

1. (1.24 x 104) x (3.215 x 109 3.99 <10 6. A student performed a calorimetry experiment to determine the specific heat of aluminum metal. She did three trials and obtained values of 0.765 1/gC, 0.777 1/g°C. and 0.815J/gºC.

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a. What was the average specific heat value she obtained? Show your work.

b. What was the standard deviation of her experiments? Show your work.

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c. If the theoretical value is 0.900 1/8°C calculate the percent error using your average value found in part a as the experimental value. Show your work.

d. What do your answers to parts b and c tell you about the precision and accuracy of this experiment? Explain your answer. Get Chemistry help Today

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