Explain what is the molar mass of the solute

Reference no: EM13562418

A solution is prepared by dissolving 4.78 g of an unknown nonelectrolyte in enough water to make 0.500 L of solution. the osmotic pressure of the solution is 1.98 atm at 27 degrees celcius. what is the molar mass of the solute? (R=0.08206 L*atm/mol*K)

Reference no: EM13562418

Questions Cloud

Initially at rest on the top of a frictionless snow covered : Gayle runs at a speed of 3.20 m/s and dives on a sled, initially at rest on the top of a frictionless snow covered hill. After she has descended a vertical distance of 5.00 m, her brother, who is initially at rest, hops on her back and together th..

Evaluate the angular speed of the tube : A tube is sealed at both ends and contains a 0.0100-m longportion of liquid. The length of the tube is larger compared to0.0100-m. Find the angular speed (in rad/s) of the tube

Evaluate the mol fraction of dmf entering the purification : The purification unit can remove three-fourths of the DMF from the combined feed to the unit. Calculate the mol fraction of DMF entering the purification unit and the recycle ratio (recycle ratio = moles in recycle/moles in feed).

Determine the freezing point of a solution containing : The freezing point of pure camphor is 178.4 oC, and its molal freezing-point constant, Kf, is 40.0 oC/m. find the freezing point of a solution containing 3.00 g of a compound (molar mass = 125 g/mol) dissolved in 45.0 g of camphor.

Explain what is the molar mass of the solute : A solution is prepared by dissolving 4.78 g of an unknown nonelectrolyte in enough water to make 0.500 L of solution. the osmotic pressure of the solution is 1.98 atm at 27 degrees celcius. what is the molar mass of the solute

Explain the mole fraction of dissolved o2 in water : At a pressure of O2 of 1.00atm, the mole fraction of dissolved O2 in water is 1.6x10^(-5) at 333 K. What mass of O2 (MM = 32.0) can dissolve in 250 g of water under 0.21atm of O2 pressure at 333 K

How to calculate the number of silver atoms : Calculate the number of silver atoms in a single silver nanoprism with the shape of an equilateral triangle with an edge length of 40 nm and a thickness of 5 nm.

Define the three ph cases for phenylalanine : Include drawings of each of the three ph cases for phenylalanine, and be certain to include the appropriate locations for charge on your molecular structure.

Find out the formula of the sulfate of cobalt : A 0.0623g sample of cobalt sulfate was dissolved in dilute HCl and treated with 10% BaCl2 solution. The BaSO4 precipitate weighed 0.1075g. Determine the formula of this sulfate of cobalt.

User Account

All Pages