Evaluate the molecular weight of the unknown nonelectrolyte

Reference no: EM13221810

When 35.0 g of an unknown nonelectrolyte is dissolved in 220.0 g of benzene, the solution boils at 83.2°C. Calculate the molecular weight of the unknown nonelectrolyte. The Kb for benzene = 2.53°C/m. The boiling point of pure benzene is 80.1°C.

130 g/mol

20.3 g/mol

183 g/mol

156 g/mol

194 g/mol

Reference no: EM13221810

Questions Cloud

Explain what is the relationship between the x and y axes : How sensitive is the relationship How many more sales can be expected for each ten additional inches of snow snowfall in inches sale of snowblowers 0 0 10 25 20 50 30 75 40 100 50 125 60 150 70 175 80 200 90 225 100 250

Define and discuss quality management : Define and discuss quality management, the evolution of the quality improvement movement, and implications of public health for health care organizations to implement national quality initiatives.

Evaluate the molecular weight of the unknown nonelectrolyte : When 35.0 g of an unknown nonelectrolyte is dissolved in 220.0 g of benzene, the solution boils at 83.2°C. Calculate the molecular weight of the unknown nonelectrolyte. The Kb for benzene = 2.53°C/m. The boiling point of pure benzene is 80.1°C.

What might be the second thing would do and why : Suppose the demand for what you "sell" rises relative to the supply of what you sell. a. How would you know demand has increased (What is the first piece of information which would lead you to conclude that demand has increased)

Indicate whether or not you believe the company : Evaluate two (2) key changes in J.C. Penney's management's style from the company's inception to the current day. Indicate whether or not you believe the company is properly managed today. Provide support for your position.

Discuss the market system and the need for ethics : Discuss the market system and the need for ethics in business and distinguish it from the law and concepts of virtue and morality.

Explain how many water molecules are in one cell : how many water molecules are in one cell? This can be a rough calculation, using a water density of 1g/mL and 3x10-23g as the mass of one water molecule

User Account

All Pages