An electron has kinetic energy, Chemistry

Assignment Help:

An electron has kinetic energy 2.8 x 10 -23J . de-Broglie wavelength will be nearly:

(me: 9.1 x 10 -31 kg)

(1) 9.28x 10-4m                

(2) 9.28 x10-7 m               

(3)  9.28 x 10 -8m              

(4) 9.28x 10 -10 m

Ans:(c) 9.28 x 10 -8m

 


Related Discussions:- An electron has kinetic energy

Confirming compound separation by tlc., Every  precipitate will be collecte...

Every  precipitate will be collected using a Hirsch funnel. Make definite that the plastic frit disc is firmly snapped in place in your focus.  Replacement frit discs are available

Acids, chemical properties of formic acid

chemical properties of formic acid

Organic chemistry, preparation of succinic and oxalic acid

preparation of succinic and oxalic acid

Palatable inorganic acids other than phosphoric acids, Are there any other ...

Are there any other palatable inorganic acids other than phosphoric acid? I need it because I on a research for finding food replacing plants ---- us becoming autotrophs. I am on t

Manufacture of cement, Manufacture of cement Cement is a composite mixt...

Manufacture of cement Cement is a composite mixture of calcium silicates & calcium aluminates which is a popular material used for construction. 1) Raw materials : Raw material

Applications of flame photometry, Applications of flame photometry: A ...

Applications of flame photometry: A few common applications of flame photometry are given below. Flame photometry could be used to detect the presence of the elements o

Define evaluation of food quality, Evaluation of food quality A common...

Evaluation of food quality A common practice employed to evaluate the shelf life of a given food product is to determine changes in selected quality characteristics over a per

Concentration, The molar concentration of an HCl solution is 12.4 mol/L. Ho...

The molar concentration of an HCl solution is 12.4 mol/L. How many moles of Hcl is in 1.50 L of HCl solution

Total genetic repertoire, Assume a cell possesses 1000 genes, but at any po...

Assume a cell possesses 1000 genes, but at any point in time, ten percent are being used (i.e., "expressed"). If a typical protein has 100 amino acids, what is the total number of

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd