44. (2) The weighed steel weighing 0.6572 g was dissolv

Sold 3 Reviews 0
The sale of this product is suspended.

The seller is blocked and sales of the product are suspended

Product description

44. (2) The weighed steel weighing 0.6572 g was dissolved in a flask with a capacity of 50.00 ml. Two samples of 20.00 ml were placed in flasks with a capacity of 50.00 ml. To one flask was added a solution containing 0.003000 g of vanadium. Hydrogen peroxide was added to both flasks and brought to the mark with water. Calculate the mass fraction of vanadium in steel, if the following optical densities Ax = 230 Ax + A = 0.510 were obtained by photometry of solutions

Main features

  • Content type File
  • Content description 10,52 kB
  • Added to the site 31.07.2019
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.

Reviews

No reviews yet

The sale of this product is suspended.

You viewed