JLK/m23. Nitric oxide reacts with chlorine to form NOCI. 1.2NO(g) + Cl2(g) → 2NOCI(g)Substance:NO(g)Cl2(g)AH° (kJ/mol)090.29at 298 KAG° (kJ/mol)86.600at 298 KS°(J/K • mol)210.65223.0at 298 KWhat is AG°xn for this reaction at 550. K?A. -143.76 kJ/molB. -78.78 kJ/molC.-22.24 kJ/molD.-10.6 kJ/molE. 66600 kJ/molNOCI(g)51.7166.07261.60

Step 1:Step 2: Step 3: Step 4:After rounding off△G=−10.6KJ/molTherefore, the correct option is…

Answered: JLK/m 23. Nitric oxide reacts with…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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+2 -3 a. solid calcium nitride plus heat Ca Na 3 Ca +2N b. solid lead (IV) carbonate plus heat рысозда 1→→ Pb 0₂ + 2003 c. solid chromium (III) sulfate hexahydrate plus heat d. sodium metal plus nitrogen gas
I am confused by only K value. I think it is Substituting the values: ln(K) = -(-3.9 × 105 J/mol) / (8.314 J/K.mol × 298 K) = 157.41 Taking the exponential of both sides gives: K = e^157.41 K = 2.3 X 10^68
The following questions refer to the reaction below. N2(g) + O2(g) 2 NO(g) AH° = 181.8 kJ 1. This reaction is Oexothermic Oendothermic 2. Heat is Oreleased Oabsorbed by the chemicals in this reaction. 3. Calculate AH° for the reaction YouTube 4 NO(g) 2 N2(g) + 2 O2(g) AH° = kJ 4. Calculate the standard heat of formation of NO. AH°t kJ %3D 5. Calculate the amount of heat transferred when 3.000 g of N2 are reacted with excess O2 gas.
26. From the following information, determine AS° for the following: N(g) + O(g) NO(g) AS°=? > N2(g) + O2(g) → 2NO(g) AS°=24.8 J/K N2(g) 2N(g) AS°=115.0 J/K O2(g) 20(g) AS°=117.0 J/K
7. Calculate the standard enthalpy change at 25°C for the reaction CH, (g) + 2 H₂S (g) →→ CS₂ (1) + 4H₂(g) The values of AH'at 298 K for reactants and products are: Adf 298/kJ mol¹: CH4(g) = -74.8; H₂S (g)=-20.6; CS₂ (1)=+89.7; H₂(g) - 0.
For a particular reaction at 150.5 °C, AG = –392.62 kJ/mol, and AS = 692.39 J/(mol · K). Calculate AG for this reaction at -0.4 °C. - AG = kJ/mol 80 DII DD F3 F4 F7 FB F9 F10 F12 %24 & 4. 5 6 7 8 Y U H K F.
Consider the following two reactions for the production of ethanol. (1) C2H4(g) + H20(g) → CH3CH20H(/) Calculate AH° -88 kJ Calculate AS° -247 J/K (2) C2H6(g) + H20(g) → CH3CH2OH(I) + H2(g) Calculate AH° X kJ Calculate AS° J/K Which would be the more thermodynamically feasible at standard conditions? O reaction 1 reaction 2 Why?
Use the molar DHf° under the formulas to calculate DH°rxn for the equations as balanced: 1. 2B2H6(g) + 3CO2(g) --> 2B2O3(s) + 3CH4(g) ΔH°rxn = _______ kJ ΔH°f = +36 –394 –1274 –75 kJ/mol exo ? endo_thermic 2. 2P2O5 + 2CaC2 -->P4 + 2CaCO3 + 2CO2 ΔH°rxn = _______ kJ ΔH°f = –1505 –59 ___ –1207 –394 kJ/mol exo ? endo_thermic 3. 2Na2CrO4(s) + 10HCl(g) --> 4NaCl(s) + 3Cl2(g) + Cr2O3(s) + 5H2O(l) ΔH°f = –1342 –92 –411 ___ –1140 –286 kJ/mol ΔH°rxn = _______ kJ exo ? endo_thermic
27
Calculate ASº for the combustion of propane. C3H8(g) + 502(g) → 3CO2(g) + 4H20(g) Substance C3H8(g) O2{g) CO2(g) H2O(g) S° / (J/K•mol) 269.9 205.138 213.74 188.825 -72.5 J/K 100.9 J/K O72.5 J/K O -100.9 J/K O 877 J/K
The value of AH° for the reaction below is -336 kJ. Calculate the heat (kJ) released to the surroundings when 23.0 g of HCl is formed. 26. CH4 (g) + 3Cl, (g) → CHC1; (1) + 3HC1 (g) A) B) C) 211 177 70.7 D) -336
Find ΔHrxnΔHrxn for the reaction: C(s)+2H2(g)→CH4(g)C(s)+2H2(g)→CH4(g) Use these reactions with known ΔHΔH's: CH4(g)+2O2(g)C(s)+O2(g) 2H2(g)+O2(g)→→→ CO2(g)+2H2O(g)CO2(g) 2H2O(g)ΔH=−892kJΔH=−393.6kJΔH=−483.6kJ

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