subject
Chemistry, 08.10.2021 14:00 zhellyyyyy

14. 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, k , must the electrons have in order to resolve a protein molecule that is 6.40 nm
in diameter? Take the mass of an electron to be 9.11×10−31 kg

Ek=

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 22.06.2019 10:00
Drug abuse will not lead to physical and psychological dependence. true or false ?
Answers: 2
question
Chemistry, 22.06.2019 14:50
Which of the following is most likely true about water in chemical solutions?
Answers: 1
question
Chemistry, 22.06.2019 14:50
Given the following information: mass of proton = 1.00728 amu mass of neutron = 1.00866 amu mass of electron = 5.486 × 10^-4 amu speed of light = 2.9979 × 10^8 m/s calculate the nuclear binding energy (absolute value) of 3li^6. which has an atomic mass of 6.015126 amu. j/mol.
Answers: 2
question
Chemistry, 22.06.2019 18:30
What is the percentage of hydrogen in c2h4
Answers: 1
You know the right answer?
14. To resolve an object in an electron microscope, the wavelength of the electrons must be close to...
Questions
question
Mathematics, 14.06.2021 01:30
question
English, 14.06.2021 01:30
question
Health, 14.06.2021 01:30
Questions on the website: 13722367