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Complete the following calculations to determine the molar mass of the unknown added to stearic acid.
Mass of test tube, beaker, and stearic acid (g) 71.561
Mass of test tube and beaker (g) 62.538
Mass of stearic acid (g) 9.023
Unknown number 1
Mass of unknown (g) 1.011
The freezing point of stearic acid (calculated above) (°C):
The freezing point of solution (calculated above) (°C):
Freezing point depression (°C):
The molality of the unknown in solution (m):
Moles of the unknown in solution (mol):
Molar mass of unknown (g/mol):
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Complete the following calculations to determine the molar mass of the unknown added to stearic acid...
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