what does 50 denote in dowex 50 ????



what does 50 denote in dowex 50 ????..

Answer / Dhirendra Pratap

Dowex 50 is a strong-base anion exchange resin, where the number 50 indicates that it has a nominal particle size of 50-200 mesh (US standard). This means that the resin particles have a diameter between 28 and 53 microns.

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Physical Chemistry Interview Questions

How do you measure order of reaction?

2 Answers  


Write the each half cell reaction and also net cell reaction for a cell

1 Answers  


what is an Amphipathic protein?

3 Answers  


is the pH effects the solubility/micibility of the compound?

4 Answers  


what are UV rays absorbs slightly?

1 Answers  


During Soundness testing of Cement by Lechatelier method the Cement mould expands about 20 mm when merged in curing water for 24 hours after mould preparation.In that Cement MgO content is about 3.0%,SO3 is about 2.6% & Blaine is about 360 M2/Kg.Guess the reason & suggest solution.

1 Answers  


As per X-ray Fluorescence theory, when material particle is irradiated with X-ray the electron of innermost orbital of that element atom is exited and emits outside of the atom as photoelecrons, living behind a hole in innermost orbital . This hole is filled by outer orbital electrons. The question is that finely what happens to that photo electon which is emitted outside of the atom?

1 Answers   Grasim,


what kind of question can be asked in interview for polarimeter related ?

1 Answers   Ami Organics,


WHAT IS THE SYLLABUS OO GROUP -I?

1 Answers  


What can be the supporter of combustion except oxygen.

1 Answers  


Why water is not detected in GC & solvents are not detected in HPLC?

2 Answers   Alkem Labs,


why no bond in chemistry is 100% ionic?

13 Answers   PSO, Reliance,


Categories
  • Organic Chemistry Interview Questions Organic Chemistry (342)
  • Inorganic Chemistry Interview Questions Inorganic Chemistry (123)
  • Analytical Chemistry Interview Questions Analytical Chemistry (1387)
  • Physical Chemistry Interview Questions Physical Chemistry (62)
  • General Chemistry Interview Questions General Chemistry (478)
  • Chemistry AllOther Interview Questions Chemistry AllOther (190)