Register
Calculate the velocity of a neutron needed to achieve a wavelength of 1.50 å . (take the mass of the neutron m=1.6749×10−27kg).
180k views
0 votes
Calculate the velocity of a neutron needed to achieve a wavelength of 1.50 å . (take the mass of the neutron m=1.6749×10−27kg).

User Simon Vane
by
9.0k points

1 Answer

5 votes
λ=h/(mv) 0.945*10^-10 = 6.626*10^-34/mv mv = 6.626*10^-34/0.945*10^-10 v = 6.626*10^-34/(0,945*10^-10*1.6749*10^-27... v = 6.626*10^-34/1.5828*10^-37 v = 4.186*10^3 m/s
User CMaury
by
8.5k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

At sea level, water boils at 100 degrees celcius and methane  boiled at -161 degrees celcius. Which of these substances has a stronger force of attraction between its particles? Explain your answer
Physical properties of minerals graphic organizer
What type of rock is the Haystack rock (igneous, Metamorphic, or Sedimentary)
what is a device that transforms thermal energy to mechanical energy
What is the minimum resistance which can be made using five resistors each of 1/5
Link Copied!