Explain what is the charge carrier density

Assignment Help Chemistry
Reference no: EM13717962

Problem- The charge carrier density of GaAs at 26oC is 2.25x10^6 cm-3. What is the charge carrier density (in cm-3) at 176oC? The bandgap of GaAs is 1.42 eV.

I want you to elucidate the chemistry in this above problem.

Reference no: EM13717962

Questions Cloud

Clarify the health problems in children : Does the locale makes a difference in the problems, or is health problems in children and adolescents universal? What do you think are the biggest problems in your areas?
Define baking soda and sodium carbonate : Determining the percent of baking soda and sodium carbonate in a test tube after the heating the mixture of these.The combined weights and weight of the test tube are known.
Evaluate the heat flows per kilogram of helium : What are the temperatures at the end of compression and expansion? What are the heat flows per kilogram of helium in each cycle?
Explain carbon tetracholride and cyclohexane : Suggest simple labatory tests you could use to distinguish acetone, carbon tetracholride, cyclohexane, ethyl and ethanol
Explain what is the charge carrier density : The charge carrier density of GaAs at 26oC is 2.25x10^6 cm-3. What is the charge carrier density (in cm-3) at 176oC? The bandgap of GaAs is 1.42 eV.
Determine the probability for observing the three heads : How do I find the total microstate in all microstate? How do I find probability of observing the three heads in the coin.
Explain what are the bonds that tie the two chains : The primary structure of human insulin is shown below. It is composed of two polypeptides chains (chain A and chain B). They are bonded together in two locations. Also shown below is a selection of amino acids. What are the bonds that tie the two ..
Calculate the solubility of silver arsenate : Calculate the solubility of silver arsenate in 0.0011 M AgNO3. Express your answer in moles Ag3AsO4 per liter solution:
Explain cobalt-60 is radioactive and has a half life : Cobalt-60 is radioactive and has a half life of 5.26years. How much of a 3.20 sample would be left after 17.5years?

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the concentration of cl- in the resulting solution

A solution is made by mixing 6.90 L of 0.027 M SnCl4 and 2.91 L of 0.0043 M NaCl solution. What is the concentration of Cl- in the resulting solution

  The standard enthalpy ofvaporization for c2br2f4 is 10464

the standard enthalpy ofvaporization for c2br2f4 is 104.64 jg at its normal boiling pointof 47.26degc. calculate the

  Explain the concentration of hydroxide ions in pure water

What is the concentration of hydroxide ions in pure water at 30 degrees, if Kw at this temperature is 1.47 x 10^-14

  How many grams of ammonium sulfate are needed

How many grams of ammonium sulfate are needed to make 0.3500 L solution at a concentration of 5.000M.

  Explain types of hydrocarbon derivatives

Two carbon atoms are present in the simplest member of which of the following types of hydrocarbon derivatives

  Explain the structure of 3-methylbutyric acid

Carboxylic acids have higher than expected boiling points due to dimeric associations involving hydrogen bonding. The structure of 3-methylbutyric acid is shown below. Draw a second molecule of 3-methylbutyric acid

  What is the molecular formula empirical formula of nh2cl

empirical formula for 2.80 g nitrogen and 8.00 g oxygen. what is the molecular formula empirical formula of NH2Cl, molar mass = 51.5 g/mol

  State a reaction showing the reduction

Write a reaction showing the reduction (hydrogenation) of 1-hexene to hexane. ( use structures for the compounds). Write a reaction showing the bromination (halogenation) of 1-pentene.

  Peroxyacetyl nitrate is an air pollutant produced in

peroxyacetyl nitrate is an air pollutant produced in photochemical smog by the reaction of hydrocarbons oxides of

  Determine the average kinetic energy per mole of he

Find the ratio of the rms speed of He to that of Xe at 30 degrees Celsius. Find the average kinetic energy per mole of He and Xe at 30 degrees Celsius. enter your answers in scientific notation.

  Explain an unknown solution containing one of the salts

An unknown solution containing one of the salts ZnSO4, MgSO4 or SrCl2 gives a negative flame test but tarnishes a piece of magnesium inserted into the solution. Which salt was in the solution

  What is the final concentration of cl2

We place 1.32 mol PCl5 in a 1.0L flask and allow it to reach equilibrium at a given temperature. What is the final concentration of Cl2 in the flask?  PCl5 = PCl3 + Cl2 K= .47

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