Please help.
M.W. g/mol = 128.17
Trial 2
Average 3175 1st 19 91089039.10 .646 2.66.6 76 73.735 7961378735 MA YA
Mass of test tube + naphthalene, g Mass of test tube, g Mass of naphthalene, g Maximum T after crystals appeared C Freezing point of pure naphthalene. Pseudo freezing point if noticed DATASHEET2 - Determining the Molar Mass of an Unknown Unknown identification code Trial 1 Trial 2 Average 13544 DTSAT Mass of unknown, g 1.3548 26669 .646a0 660 Mass of naphthalene, g from line 3 9 Mass of naphthalene + unknown, g 5870 10. Maximum T after crystals appeared, C 587565 + s Freezing point of mixture MAMA MA 12. Pseudo freezing point if noticed,
Eq1 K = 6.4C.kg/mol for naphthalene Eq5 m = Tr/K Mass of Unknown, g Eq6 Molar Mass of Unknown, g/mol = Molality of Unknown/Kg Mass of Solvent, kg