Which of the following represents a permissible set of quantum numbers? (answer "yes" if permissible and "no" if no permissible). If no, state why the set won't work.
11. 2, 2, +1, -1/2
12. 5, 1, 0, +1/2
13. 6, 3,-2, +1/2
14. 7, 0, 0, -1/2
15. 4, 1, 8, +1/2

According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc

How many protons, electrons, and neutrons are in each of the following isotopes? a. zirconium-90 b. palladium-108 c. bromine-81 d. antimony-123

Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.