OpenStudy (lucaz):

Consider the following information from the Standard Model of Particle Physics: - Protons and neutrons are made up of three quarks of type u and d; - The quark u has positive electric charge equal to the modulus of the electron charge; - A proton p consists of two quark u and one quark d, proton p = uud. Determine the number of quarks u and quarks d of a neutron n.

4 years ago
OpenStudy (lucaz):

but I don't get the 2e/3

4 years ago