Question

626364656667 59 60662 6869 70 91 9293 94 9596 97 98910001 102 SARGENT- SARGENT-WELCH 7300 LINDER- Which is the correct valence shell orbital box notation for the ground state electron configuration of Vn d 4s d. ALTII] e, 38. Which of the following is an endothermic process? a. work is done by the system on the surroundings b. heat energy flows from the system to the surroundings c. work is done on the system by the surroundings d. heat energy is evolved by the system e. none of the above 39. If two or more species have the same number of electrons, resulting in similar Lewis structures, they are said to be a. isoelectronic b. resonant structures c. ionic d. neutral e. covalent 40. The pressure of O2 in a 15.0 L flask is 322 mm Hg at 44°C. what inass of O2 is in the flask? (R = 0.08206 LEatm/molOK) a. 0.244 g b. 5.80 g c. 7.82 g d. 15.2g e. 56.3 g 41. If 1.00 g of an unknown molecular compound contains 8.35 x 1021 molecules, what is its molar mass? a. 44.0 g/mol b. 66.4 g/mol c. 72.1 g/mol d. 98.1 g/mol e. 132 gmol