Quarks can only have a charge of +(2/3)e or -(1/3)e, while ...

[jCorn1234]

Quarks can only have a charge of +(2/3)e or -(1/3)e, while antiquarks can only have charges of -(2/3)e or +(1/3)e.
 
  Indicate whether the statement is true or false

Question 2

If the wave function for a free electron is given by  = A sin kx + B cos kx, and the electron has a kinetic energy of 9.0 eV, what is the value for k?
 
  A)
 
  2.5 x 109 m-1
  B)
 
  1.0 x 1010 m-1
  C)
 
  1.5 x 1010 m-1
  D)
 
  4.5 x 1016 m-1
  E)
 
  9.7 x 1017 m-1

[eliasc0401]

Answer to Question 1

TRUE

Answer to Question 2

C

[jCorn1234]

Gracias!

[kusterl]

Excellent