State what kinetic energy must the electrons

Assignment Help Chemistry
Reference no: EM13206937

To resolve an object in an electron microscope, the wavelength of the electrons must be close to the diameter of the object. What kinetic energy must the electrons have in order to resolve a protein molecule that is 8.10 nm in diameter? Take the mass of an electron to be 9.11× 10-31 kg.

Reference no: EM13206937

Questions Cloud

Create a survey based on the identified characteristics : Create a survey based on the identified characteristics and " poll" at least ten people to find out whether or not the characteristics are relevant for a gentleman or lady of today
State automobile clocked by law enforcement radar : Consider a 2430-lb automobile clocked by law-enforcement radar at a speed of 85.5 mph (miles/hour). If the position of the car is known to within 5.0 feet at the time of the measurement, what is the uncertainty in the velocity of the car?
Discuss the decision by doctors to enter seperate markets : First, discuss the decision by doctors to enter seperate markets for various specialities rather than starting a family practice. Second, discuss the monoploy that the American Medical Association holds on the production of doctors in the US and i..
What is the cost to the company for such a collar : What is the cost to the company for such a collar? (n) Create a payoff diagram for this 86,000 - 92,000 collar (showing the payoff for each of the components, the total payoff for the collar, the payoff for CRCs rubber production.
State what kinetic energy must the electrons : To resolve an object in an electron microscope, the wavelength of the electrons must be close to the diameter of the object. What kinetic energy must the electrons have in order to resolve a protein molecule
Discuss some of the possible scenarios of market exit : If you were boarded on an airplane that had already started taxing for takeoff when the plane suddenly stopped and turned around and the passengers were told to exit immediately because the airplane had gone out of business, and they were left str..
Describe the euclidean algorithm applied to two consecutive : Describe the euclidean algorithm applied to two consecutive Fibonacci numbers. Use your description to show that the euclidean algorithm can last arbitrarily many steps. So what can we say about how long does the euclidean algorithm last?
State when a molecule forms a hydrogen-bonded dimer : When a molecule forms a hydrogen-bonded dimer as shown in your lab manual on pg 162 or is an electrolyte, you need to account for Van't Hoff factors. For the dimer shown in manual
Find uniform annual amount that is equal to a uniform series : Find the uniform annual amount that is equivalent to a uniform gradient series in which the first year's payment is $500, the second year's payment is $600, the third year's payment is $7000, and so on, and there is a total of 20 payments. The ann..

Reviews

Write a Review

Chemistry Questions & Answers

  State what is the final temperature of the mixture

If you have 230 mL of water at 25 deg celcius and add 140 mL water at 95 deg celcius. What is the final temperature of the mixture?

  State electrical power plants fueled by coal

carbon dioxide which is recognized as the major contributor to global warming as a greenhouse gas is formed when fossil fueels are combusted, as in electrical power plants fueled by coal, oil, or natural has.

  What volume will the gas occupy

A gas has a volume of 263 mL at 729 torr. What volume will the gas occupy at 368 torr if the temperature of the gas doesn't change?

  What is the rate of change of the total pressure of vessel

The reaction 2NO(g) + Cl2 (g) --> 2NOCl(g) is carried out in a closed vessel. If the partial pressure of {NO} is decreasing at the rate of 27 torr/min, what is the rate of change of the total pressure of the vessel?

  Compute the number of moles of hcl

Value of E: 1.3 g x 1 mole/100.09=1.29 x 10-2 moleCaCO3 Using the value in your answer to question E., calculate the number of moles of HCl that two TUMS

  State what is the oxidation number of chlorine atom

What is the oxidation number of chlorine atom in Clo- c)What is the oxidation number of manganese in MnO2

  Double bond energy and single bond

double bond energy= 837 h single bond cl = 431 C single bond C = 347 C single bond H = 414 C single bond Cl 339 It says answer is -154 kJ but im not getting that

  How many grams of silver nitrate does it take to react

How many grams of silver nitrate does it take to react completely with 7 mol Cu?

  Determine the standard reaction enthalpy

Determine the standard reaction enthalpy for the partial combustion of methane to carbon monoxide according to the following reaction:

  Ethanethiol is a compound with a disagreeable odor

Ethanethiol (C2H6S) is a compound with a disagreeable odor that can be used to impart an odor to natural gas. When ethanethiol is burned, the sulfur reacts with oxygen to form SO2

  State carboxy side phenylalanine gave only the tetrapeptide

Treatment with chymotrypsin, which cleaves on the carboxy side phenylalanine gave only the tetrapeptide. What is the amino acid sequence for this tetrapeptide?

  Define and measure a more reasonable absorbance

When making up an unknown solution for absorption measurements, a good plain is to make up a solution that is rather on the concentrated side, measure its absorbance and compare it to the absorbance range of your standard curve. If it is higher th..

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