Given that a substance has a molar mass of 259.0 g/mol and a 71.8 g sample of the
Chapter 10, Problem 21(choose chapter or problem)
Given that a substance has a molar mass of 259.0 g/mol and a 71.8 g sample of the substance absorbs 4.307 kJ when it melts, a. calculate the number of moles in the sample. b. calculate the molar enthalpy of fusion.
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