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A metal sample weighing 45.0 grams and at a temperature of 99.1 degrees Celsius was placed in 38.6 grams of water in a calorimeter at 25.0 degrees Celsius. The calorimeter reached a maximum temperature of 32.8 degrees Celsius.
1) calculate the specific heat capacity of the metal
2) What is the approximate molar mass of the metal
A sample of a radioisotope shows an activity of 999 disintegrations per minute due to beta decay. If after 1.10 years the activity is 952 disintegrations per minute, what is the half-life of this radioisotope
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For my prelab questions I was asked "During the work up, the product layer is washed one with water, once with 5% sodium bicarbonate solution, and once again with water. What is the purpose of these washings".
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