ica O CHEM-3A-81091-2... ead W ical Part A PCl5 (g) PC13 (1) + Cl2(g) Use A for [PC15], B for [PC13], C for [Cl2]. ΜΕ ΑΣΦ Keq AC1.8 Submit Previous Answers Request Answer × Incorrect; Try Again; 3 attempts remaining Part B 2KNO3(s) = 2KNO2 (s) + O2(g) Use A for [KNO3], B for [KNO2], C for [02]. Keq = ΜΕ ΑΣΦ Submit Part C Request Answer Pollen tomorrow ? ?
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![ica
O CHEM-3A-81091-2...
ead
W
ical
Part A
PCl5 (g) PC13 (1) + Cl2(g)
Use A for [PC15], B for [PC13], C for [Cl2].
ΜΕ ΑΣΦ
Keq AC1.8
Submit
Previous Answers Request Answer
× Incorrect; Try Again; 3 attempts remaining
Part B
2KNO3(s)
= 2KNO2 (s) + O2(g)
Use A for [KNO3], B for [KNO2], C for [02].
Keq =
ΜΕ ΑΣΦ
Submit
Part C
Request Answer
Pollen tomorrow
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- Use the molar bond enthalpy data in the table to estimate Average molar bond enthalpies. (Hpond) the value of AHan for the equation Bond kJ - mol-1 Bond kJ - mol-1 NH, (g) + 20,(g) –→ HNO,(g) + H,O(g) О-Н 464 C=N 890 The bonding in the molecules is shown. 0-0 142 N-H 390 С-О 351 N-0 201 O=0 502 N=N 418 + C=0 730 N=0 607 С-С 347 F-F 155 C=C 615 Cl-CI 243 C=C 811 Br-Br 192 С-Н 414 Н-Н 435 С-F 439 Н-F 565 C-CI 331 H-CI 431 С-Вг 276 H-Br 368 С-N 293 H-S 364 C=N 615 S-S 225 Question Source: MRG - General Chemistry| P about us privacy policy terms of use contact us help careersKS - Alec Nema - Learn + A www-awu.aleks.com/alekscgi/x/Isl.exe/1o_u-lgNslkr7j8P3jH-lvUrTNdLZh5A8CnG03PBGuXr8iCPa7ZMmym9ptTdXEBuyh4nRbErwikmldvGYg7DAf2EO_jCH3o... ☆ Sprouts Academy. Online Tutoring C 400 Request Heade. Q Weather & Soil CH.. O ADVANCED MATERIAL Using solubility to calculate solute mass or solution volume Alec The solubility in water of ionic compound X is measured and found to be 0.143 g at 10. °C. Calculate the volume of a saturated solution of Xin water that ml would contain 210. mg of X at this temperature. Be sure your answer has the correct unit symbol and 3 significant digits. Explanation Check O 2020 McGraw-Hill Education. All Rights Reserved. Terms of Use Privacy| Accessibilit 4:20 11/25 35 O Type here to search DELL2. CoHgO 100 9 EP-5-591 8 1: ا 7 1 T 6 2009 ا 5 ppm ---- : 4 T 4500 3 4:2 2 1000 1 500 DEPT-90 DEPT-135 200 180 160 CES-11-745 140 120 لد 100 ppm 80 60 40 20 ن Tr
- Be sure to answer all parts. Covalent bonds in a molecule abso rb radiation in the IR region and vibrate at characteristic frequencies. (a) A molecular vibration absorbs radiation of wavelength 176 µm. What frequency (in s) corresponds to that wavelength? Enter your answer in scientific notatio n. X 10 -1 (b) A molecular vibration has a frequency of vibration of 6.753 x 10 m) corresponds to that frequency? 13 Hz. What wavelength (in p IIO $4 %23 2 4 3. 7. e pThe heat of formation at 25°C of liquid acetone, CH,C(0)CH,(1) is -247.5 kJ/mol. Which of the following is the correct heat of formation reaction for CH,C(O)CH,() )?its also not 4.57e-13
- Document1 - Word Search (Alt+Q) References Mailings Review View Help Write the corresponding letters to the following descriptions. Each proposal can be associated with 0 or 1 match and each letter is not necessarily associated with a proposal. a. [Ar] 4s? b. 1s 2s2p63s23p3 c. 1s2s2p2 d. [Ne] 3s23ps e. [Ar] 4s23d10 f. 1s22s! g. None of those answers 1. I am a halogen 2. I am a transition metal 3. I am alkaline 4. I have exactly 2 single electrons 5. I am the smallest of the atoms presented here 6. I have exactly 3 valence electrons 7.I am the most paramagnetic of the atoms presented here 8. I am the copper 9.I am isoelectronic with Ti2+ IF cessibility: Good to go IA 16 SISChrome File Edit View History Bookmarks Profiles email draft - Google Docs sc ● Consider this reaction: 1 A ALEKS- Lara Althawadi - Lear X ☆ C www-awu.aleks.com/alekscgi/x/lsl.exe/1o_u-IgNsikr7j8P3jH-IvTqeviKFP6W0cqJcWJdIACROQwyw24GWHInUUz9jGCwQIcISUzhOQhHxz_5bM9yeRdQ... 17.4 Solubility and.... 5.3 Enthalpies of... 18.5 Gibbs Free E...Reading Schedule 19.6 Reduction Po... Y SOLUTION: The le... Math 115 W-S Fall... 2H, PO₂ (aq) → P₂O, (aq) + 3H₂O (aq) - At a certain temperature it obeys this rate law. -1 rate = (82. M¹-s¹) [H₂PO4] Q A 18.3 Gibbs Free E... O KINETICS AND EQUILIBRIUM Using first- and second-order integrated rate laws Os Explanation F N 18.210 @ x Nancy Foldi - Department of PX Suppose a vessel contains H₂PO4 at a concentration of 0.290M. Calculate how long it takes for the concentration of H₂PO4 to decrease by 92.%. You may assume no other reaction is important. Round your answer to 2 significant digits. 2 W Check S # X :m 3 26 9.f E Tab D 14 $ 4 Window Help C X R Ś F JO…H2(g)+Br2(g) - 2HB1(g) - 2 HBr(g) H2(g) + Br2(g) H_2(g)+Br_2(g)-->2HBr(g) Correct. Step 2 of 8 Assuming that the reaction chain proceeds according to the elementary steps below, apply the steady state approximation to both the H and Br atoms. (Use the following as necessary: [Br], [Br2], [H], [H2], and [HBr], or enter 0 if the term does not apply.) elementary reaction rate constant reaction type Br2 - 2 Br k1 chain initiation Br + H2 - HBr + H K2 chain propagation H + Brz - HBr + Br k3 chain propagation H + HBr - H2 + Br k4 chain inhibition Br + Br - Br2 k5 chain termination d[H] dt = 0 = k2l LBr ]| H, [Br][H2] k3 [H] Br2 [H][Br2] - kal [H]HBr |[H][HBr] d[Br] = 0 = k1( 2| Br2 2[Brz] dt Br][ H2 - k2 [Br][H2] + k3 H Br. [H][Brz] + ka [H][HBr] [H][HBr] - ksl [Br]2 [Br]²
- Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction free energy of the following chemical reaction: 4Fe (s)+30, (g)→ 2Fe,0, (s) Round your answer to zero decimal places. kJ x10 Continue O2021 McGraw Hill LLC. All Rights Reserved. TermsCh-8-Cル-8-4s 2) ち* Maen %23 KMCA 写+ NooM.What is the structure of function of this molecule. a w x x x x x x x x x b -1 2 3