How to compute the molar mass of the compound

Reference no: EM13552609

A solution of 2.50 g of a compound dissolved in 25 g g of benzene freezes at 4.3 C. Calculate the molar mass of the compound and determine its molecular formula if its empirical formula is C6H5P.

Reference no: EM13552609

Questions Cloud

Define the osmotic pressure of an aqueous solution : What is the osmotic pressure at 22 C of an aqueous solution that contains 4.35 g of urea (NH2CONH2) dissolved in 100 ml of solution

Estimate what is the mean free path of a molecule : Integrated circuits are manufactured in vacuum chambers in which the air pressure is 7.00x10^-11 mm of Hg. What is the mean free path of a molecule

Convex mirrors are often used in sideview mirrors : Convex mirrors are often used in sideview mirrors on cars. Many such mirrorsdisplay the warning “Objects in mirror are closer than they appear.” Assume a convex mirror has a radius of curvature of magnitude 14 m and that there is a car that is 11 ..

Estimate what is the final temperature of the gas : Three moles of an ideal monatomic gas are at a temperature of 393 K. Then 2568 J of heat is added to the gas, and 631 J of work is done on it. What is the final temperature of the gas

How to compute the molar mass of the compound : A solution of 2.50 g of a compound dissolved in 25 g g of benzene freezes at 4.3 C. Calculate the molar mass of the compound and determine its molecular formula if its empirical formula is C6H5P.

Determine the planar spacing of developed volume hologram : Two beams of planar wavefront, 633-nm coherent light, whose directions are 120o apart, strike a photographic emulsion of index 1.6. Sketch the arrangement, showing the orientation of the planes of constructive interference within the emulsion.

State how many grams of urea added water to give a solution : How many grams of urea (NH2CONH2) must be added to 450 g of water to give a solution with a vapor pressure 2.50 mmHg less than that of pure water at 30C? The vapor pressure of pure water at 30C is 31.8 mmHg. Assume urea is nonvolatile.

Speed of the alpha particle as it enters the active region : Space probes require power systems that can remain functional over long periods of time. One innovative design for a small electrical power source uses the energy released by the alpha decay of curium-244.

Compute what was the mass of the ice cube : A cube of ice is taken from the freezer at -8.5°C and placed in a 104 g aluminum calorimeter filled with 309 g of water at room temperature of 20°C. What was the mass of the ice cube

User Account

All Pages