Use the electron configuration of the valence electrons
The electron affinity of each group 5A elements is more positive than that of each corresponding group 4A element. Use the electron configuration of the valence electrons for these columns to suggest a reason for this behavior.
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When a 50-gram piece of aluminum at 100 degrees celsius is placed in water, it loses 735 calories of heat while cooling to 30 degrees celsius. Calculate the specific heat capacity of the aluminum.
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One way to judge the accuracy of your calorimeter is to compare the results for a known system. Examine you % error of specific heat of Aluminum. What does this indicate about the accuracy of your caloriemeter?
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