Use the table to calculate the energy change in J/K of each reaction below (assume standard thermodynamic conditions 1.00 atm and 298.15 K)
Substance S (J.mol -1. K -1
Br2 (l) 152.23
HBr (g) 198.59
C (diamond) 2.38
CH4 (g) 186.2
CH3OH (l) 126.8
CO (g) 197.6
CO2 (g) 213.6
O2 (g) 205.0
H2 (g) 130.6
H2O (g) 188.7
N2 (g) 191.5
NO (g) 210.7
NH3 (g) 192.3
NO (g) 210.7
NO2 (g) 240.0
K2CO2 (s) 155.52
KOH (s) 78.91
S (rhombic) 31.8
SO2 (g) 248.1
a. SO2 (g) + 2 H2 (g) = S (rhombic) + 2H2O (g)
b. CH4 (g) + O2 (g) = C (diamond) + 2H2O (g)
c. Br2 (l) + H2 (g) = 2HBr (g)
d. 2 CO (g) + O2 (g) = 2CO2 (g)
e. 2NH3 (g) = N2 (g) + 3 H2 (g)
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Use the table to calculate the energy change in J/K of each reaction below (assume standard...
At 298 K, evaluate deltaG(kJ) and deltaE (V) for 2CH3OH(l) + 3O2(g) -> 4H2O(g) + 2CO2(g) S (J/mol-K) AH°y (kJ/mol) So (J/mol-K) AH(kJ/mol) Substance Substance N2(g) CH-ОН() 126.8 0 191.5 -238.6 CO(g) NH3(g) 197.9 192.5 -110.5 -46.2 CO2(g) NO(g) 213.6 +90.4 210.6 -393.5 NO2(g) +33.8 240.5 H2(g) HNO3(aq) 130.6 146.0 -206.6 H2O( 69.9 -285.8 O2(g) 188.8 H2O(g) 0 205.0 -241.8
Use data given below to calculate ΔrS∘ΔrS∘ for each of the reactions. Standard Thermodynamic Quantities for Selected Substances at 25 ∘C∘C Substance ΔrS∘ΔrS∘, JK−1mol−1JK−1mol−1 Cr(s)Cr(s) 23.8 Cr2O3Cr2O3(s)(s) 81.2 CO(g)CO(g) 197.7 CO2(g)CO2(g) 213.8 H2(g)H2(g) 130.7 H2O(g)H2O(g) 188.8 H2O(l)H2O(l) 70.0 HNO3(aq)HNO3(aq) 146.0 N2(g)N2(g) 191.6 N2O4(g)N2O4(g) 304.4 NO(g)NO(g) 210.8 NO2(g)NO2(g) 240.1 O2(g)O2(g) 205.2 SO2(g)SO2(g) 248.2 SO3(g)SO3(g) 256.8 A) 4NO2(g)+2H2O(l)+O2(g)→4HNO3(aq) B) Cr2O3Cr2O3(s)(s) +3CO(g)→2Cr(s)+3CO2(g) C) SO2(g)SO2(g) +12O2(g)→SO3(g) D) N2O4(g)+4H2(g)→N2(g)+4H2O(g)
Calculate the standard entropy change for the reaction 2H2(g)+O2(g)?2H2O(l) using the data from the following table: Substance ?H?f (kJ/mol) ?G?f (kJ/mol) S? [J/(K?mol)] H2(g) 0.00 0.00 130.6 O2(g) 0.00 0.00 205.0 H2O(l) -285.8 -237.2 69.90 Express your answer to four significant figures and include the appropriate units. Please show me the steps on how to solve this!!! Thank you!!!
Please answer 7-10 if possible, thank you! 13 7. If a reaction has AS-100 J/K and is spontaneous, what must be true of the surroundings? A) ASurnroundings 100 J/k D) ASguroundings <-100 J/k C) &Surroundings 100 J/k B) ASurroundings> -100 J/K E) ASurroundings< 100 J/k 8. Use the following table of S values to calculate the value of AS for each of the following reactions. Nz0601 A. 2NO(g) + H2(g)--+ N20(g) + H2O (g) ΔΗ"(rind) 346 B. 2N20s(g) → 4NO2(g)...
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(3 Points) Calculate the standard Gibbs energy of reaction for the reaction below at 298 K and 596 K. 4 HCl(g) + O2(g) 2Cl2(g) + 2H2O(l) Assume that the heat capacities are constant over the temperature range involved. 02(g) Cl2(g) HCl(g) 4,Hº (kJ mol-4) -92.11 S JK- mol-) 186.91 Comº (K-mol-4) 29.12 AG° (k mol-1) | -95.30 223.07 205.14 9.36 H2O(1) -285.83 69.91 75.29 -237.133 2 33.91
Q6 For the above reaction at the same conditions AHram--802k.J heat and overall energy change, AU OZ A 10. g iron block at 80 K is brought into contact with a 500. co385 J/gk) what is the final temperature of the blocks? (C,p(Fe) = 0.450 J/gK, Cap(Cu)- block at 350 K 2 O2 (g) → CO2 (g) + 2H2O(g), given 0.5 moles of both at 20.0 °C and 150.0 kPa. CH4 (g) and O2(g) are reacted at a constant temperature...
For each part below, use the data below to calculate AG at 205 K for each of the following reactions. Then use the data in the chart to determine whether each reaction is spontaneous at 205 K. H2S(g) O2(g) H20(g) SO2(g) SO3(g) H2SO4 -690.0 S(g) H20(1) 33.01 0 -228.6 300.1 371.1 205.6 205.0 188.7 248.2 256.8 156.9 167.8 70.0 20.17 0 241.8 296.8 395.7 814.0 277.2 285.8 236.7 237.2 2S02(g)+02(2)>2S0,(g) ΔG205 -151.8 kJ Choose one: Spontaneous Nonspontaneous SO,( H20)HS40) AG205-...
Use the table below to answer question 1. Thermodynamic Quantities for Selected Substances at 298.15 K (25 °C) Substance AHºf (kJ/mol) AG°f (kJ/mol) S (J/K-mol) 2.84 2.43 Sige Carbon C(s, diamond) 1.88 C(s, graphite) 0 C2H2 (g) 226.7 C2H4 (g) 52.30 C2H6 (g) -84.68 CO(g) -110.5 CO2 (g) -393.5 209.2 68.11 -32.89 -137.2 -394.4 5.69 200.8 219.4 229.5 197.9 213.6 Hydrogen H2(g) 0 0 130.58 Oxygen O2 (g) H20 (1) 205.0 69.91 -285.83 -237.13 1) The combustion of acetylene in...
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