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@X@user.full_name@X@ @GMU: Using bond energies from the table, estimate ΔH for the reaction below. The reactant has a chlorine atom bound to each carbon.CH2ClCH2Cl(g) → CH2=CH2(g) + Cl2(g) Bond Energies, kJ/mol Single Bonds   H C N O S F Cl Br I H 432                 C 411 346               N 386 305 167             O 459 358 201 142           S 363 272 — — 286         F 565 485 283 190 284 155       Cl 428 327 313 218 255 249 240     Br 362 285 243 201 217 249 216 190   I 295 213 — 201 — 278 208 175 149   Multiple Bonds C=C 602 C=N 615 C=O 799 C≡C 835 C≡N 887 C≡O 1072 N=N 418 N=O 607 S=O (in SO2) 532 N≡N 942 O2 494 S=O (in SO3) 469

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for Nb- in its ground state?

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for F2+ in its ground state?

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for C2- in its ground state?

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for Ru2+ in its ground state?

Equation Sheet and Periodic Table

@X@user.full_name@X@ @GMU: Using bond energies from the table, estimate ΔH for the reaction below.CH3NH2(g) → HCN(g) + 2H2(g) Bond Energies, kJ/mol Single Bonds   H C N O S F Cl Br I H 432                 C 411 346               N 386 305 167             O 459 358 201 142           S 363 272 — — 286         F 565 485 283 190 284 155       Cl 428 327 313 218 255 249 240     Br 362 285 243 201 217 249 216 190   I 295 213 — 201 — 278 208 175 149   Multiple Bonds C=C 602 C=N 615 C=O 799 C≡C 835 C≡N 887 C≡O 1072 N=N 418 N=O 607 S=O (in SO2) 532 N≡N 942 O2 494 S=O (in SO3) 469

High flow nasal cannula for a newborn is indicated when these clinical findings are present:I.   Blue chest and stomach recieving 80% FIO2 in oxygen tentII.  Hypoinflation on the chest xray with gasping respirationsIII. Neonate on oxyhood with SpO2 of 94%IV. Newborn showing signs of IRDS type II with no improvment despite using 2 lpm of        NC with FIO2 of 0.70.

A patient diagnosed with COPD and history of smoking has hypertension. What contributes to this?   I. Buerger’s diseaseII. AnemiaIII. PolycythemiaIV. Hypoxemia

An adult patient is intubated after being pulseless for for several minutes. An exhaled CO2 detection device indicates 0.03% CO2 despite confirmation of tracheal placement with bilateral breathsounds and chest rise. Which of the following should the respiratory therapist recommend to rapidly assess endotracheal tube placement?