Option d) baryons and mesons
Baryons are made of three quarks
Mesons are made of one quark and an antiquark
studying for my final, help 20) [1 pt] Particles composed of quarks are a. photons b....
studying for my final, help (nt, K) and two baryons (p, n). 1) [5 pts] Sketch a Quark compositions of two mesons
17a. Weak interaction is mediated by _________ particles a. photons b. baryons c. hyperons d. W+ , W- , and Z0 bosons 17b. An example for doubly magic nucleus is a. 2He 4 b. 2He 3 c. 1H 2 d. 1He 3 17c. Imagine a particle is made of three u quarks. What is the colour quantum number of the particle? a. Red b. Blue c. Green d. None of the above 17d. The following is an example for the...
In the "standard model" the most elementary particles are A. protons, neutrons, and electrons. B. atomic nuclei. C. quarks and leptons. D. muons and neutrinos.
studying for my final, help 7) [1 pt) is a shell of the hydrogen atom with n = 3, the permitted values of the orbital magnetic quantum number m, are a. -1,0,1 b. 2,1,0 c. 2,1,0,-1,-2 d. 0 e. 3,2,1,0,-1,-2,-3
studying for my final, help 15) [1 pt] What value of Z (atomic number) and A (mass number) result in the following B-decay? 14 AX + é a. Z=5; A=14 b. Z=4; A=10 c. Z=6; A=14 d. Z=7; A=14 e. Z=7; A=13
studying for my final, help 4) [1 pt] A quantum particle a. can be localized in space. b. can be represented by an infinitely long wave having a single frequency. c. can be represented by a wave packet. d. travels at the phase speed of the infinitely long wave having the lightest frequency e has the highest probability of being present in those regions of space where its componenti wave interfere destructively.
studying for my final, help 9) [1 pt] The magnitude of the spin angular momentum for an electron is equal to sentit
studying for my final, help 3) [5 pt) What is the maximum kinetic energy (in eV) of a photoelectron emitted from a surface whose work function is 5.0 eV when illuminated by a light whose wavelength is 200 nm? a. 1.9 eV b. 1.2 eV c. 3.1 eV d. 0,0 eV e. 6.2 eV
studying for my final, help 10) (1 pt) The Pauli Exclusion Principle states a. no two electrons in the same atom can have the same set of quantum numbers. b. there is an inherent uncertainty in the position and momentum of a particle. c. when an atom has orbitals of equal energy, the maximum number of electrons will have unpaired spins. d. when an atom has orbitals of equal energy, the maximum number of electrons will be paired spins. e....
studying for my final, help 16) (2 pt] Find the unknown atomic number and mass number respectively, for the following reaction n + 2350 + 4x + 4Sr + 2n a. 141,53 b. 140, 54 C. 53, 41 d. 54, 140 e. 54, 141