What is the molecular weight of the unknown

Reference no: EM13128602

A 5.50 g sample of an unknown is dissolved in 251. g of benzene. The freezing point of the solution is 1.02 C below the normal freezing point of pure benzene. What is the molecular weight of the unknown? (Note:] Kf for benzene = 5.21 C/m)

Reference no: EM13128602

Questions Cloud

Twice differentiable function : We are learning Rolle, Lagrange, Fermat, Taylor Theorems in our Real Analysis class. We just finished continuity and are now studying differentiation.

Appreciated property without gain recognition : Relative to corporate formation, how one can contribute appreciated property without gain recognition to the Transferor?

What volume of 4.7 m naoh is required : What volume of 4.7 M NaOH is required to react completely with 1.7 mL of a 1.51 M HCl solution?

Social functions : Discuss the social functions/dysfunctions of deviance. Based on numerous theories, can society ever be free of deviance? Why or why not?

What is the molecular weight of the unknown : A 5.50 g sample of an unknown is dissolved in 251. g of benzene. The freezing point of the solution is 1.02 C below the normal freezing point of pure benzene.

Why is depreciation for income tax purposes an important : Why is depreciation for income tax purposes an important concern of taxpayers and how does tax depreciation differ from financial accounting depreciation?

What are corporate dividends : What are corporate dividends and how are they distributed and accounted for? Provide a discussion of all potential scenarios and the relevant accounting requirements.

Confidence interval for mean all time for all timeport : The sample mean talk time was 315 minutes with a standard deviation of 24 minutes. Why can we say that the sampling distribution of x is approximately normal?

What will be the equilibrium output for the industry : What will be the equilibrium price? What will be the equilibrium output for the industry? For each firm? What will profit or loss be per unit? Per firm? Will this industry expand or contract in the long run?

User Account

All Pages