Which of the following represents the proper way to create a NumberFormat object that formats numbers as percentages?                 

What is the value of the angular momentum quantum number, l, for the following orbital?                                Special d orbital.jpg                                        (a) 1/2        (b) –1        (c) 0         (d) 1        (e) 2

What is the value of the angular momentum quantum number, l , for the following orbital?                                            p orbital.jpg                               (a) 1/2              (b) –1             (c) 0                (d) 1               (e) 2

When two references point to the same object, ________________________________ .

Which of the following is a correct declaration of enumerated type for the suits of a deck of cards?  

Calculate the energy (J/photon) of a photon of wavelength 3.65 x 10–6 m.              (c = 3.00 X 108 m/s, h = 6.63 X 10‑34 J⋅s.)             (a) 5.45 x 10–20 J        (b) 1.82 x 10–28 J         (c) 1.22 x 10–14 J                    (d) 6.05 x 10–37 J                      (e) None of these 

Periodic Table of Elements (1) (2).jpg

Give the number of protons, neutrons, and electrons of the 128Te2- anion.             (a) 52 p, 76 n, 52 e                 (b) 52 p, 128 n, 52 e               (c) 76 p, 52 n, 52 e            (d) 52 p, 128 n, 54 e               (e) 52 p, 76 n, 54 e

The amount of energy necessary to remove an electron from a neutral gaseous atom of element      is _______________. a) The first ionization energyb) electronegativityc) electron affinityd) electron potential energye) None of the above

Calculate the wavelength (in nm) of the blue light emitted by a mercury lamp with a frequency of 6.88 × 1014 Hz.a) 229 nmb) 436 nmc) 206 nmd) 485 nme) 675 nm