Assuming the metals lose all their valence electrons and the nonmetals gain electrons to complete the s-p subshells, which listing below shows the correct information for the element? elements electron structure of atom electron structure of ion net ion charge: 1. sodium 1s22s22p63s1 1s22s22p6 -12. fluorine 1s22s22p4 1s22s22p6 -13. aluminum 1s22s22p63s23p1 1s22s22p6 +3a. the listing for sodium is correct. b. the listing for fluorine is correct. c. the listing for aluminum is correct. d. none of these

The fact that the total amount of energy in a system remains constant is a(n)

For questions 1 and 2, consider the following experimental data.hydrogen emission lines were detected at the following wavelengths (in nm): 121.6102.697.395.093.8question 1use the electromagnetic radiation classifications below and figure 1-1 in the introductory information for this lab (in the lab manual) to determine the nf value for the experimental data provided? wavelength, ? (nm) 650 700 550 600 400 450 500 visible spectrum wavelength, ? (m) 11 10 3 10 10 10 8 10 5 10 10 -10 10 9 10 10 10 10 -12 10 microwave radio infrared x-ray ultraviolet gamma 1020 1019 1018 1 1016 015 1014 01 12 109108 frequency, v (hz)a.1b. 2c. 3d. 4e. 5question 2using the data for the emission line with the longest wavelength, the known value of nf (from question 1 in this prelab), and the value of ni (deduced from the ? and nf values) calculate the rydberg constant for hydrogen (rh) in units of m-1.a) 1.097 x 10-11 m-1b) 5.921 x 107 m-1c) 1.097 x 10-2 m-1d) 9.252 x 106 m-1e) 1.097 x 107 m-1

Based on the equation, how many grams of br2 are required to react completely with 29.2 grams of alcl3? alcl3 + br2 → albr3 + cl2 48.7 grams 52.6 grams 56.7 grams 61.3 grams