CaO (s) + CO2 (g) CaCO3 (s)
Given the following information, what is the standard gibbs free energy change (°) at 35°C?
H°rxn = -179 kJ/mol
CaO (s) = 38.1 S°
CO2 (g) = 213.8 S°
CaCO3(s) = 91.7 S°
CaO (s) + CO2 (g) CaCO3 (s) Given the following information, what is the standard gibbs...
Consider the reaction CaCO3(s)Cao(s) + CO2(g The standard free energy change for this reaction is 130.4 kJ. The free energy change when 2.34 moles of CaCO (s) react at standard condition is kJ. What is the maximum amount of useful work that the reaction of 2.34 moles of CaCo,(s) is capable of producing in the surroundings under standard conditions? If no work can be done, enter none kJ Consider the reaction CaCO3(s)Cao(s) + CO2(g The standard free energy change for...
16. Given the following reactions CaCO3 (s) → CaO (s) + CO2 (g) ΔH°=178.1 kJ C(s, graphite) + O2 (g) → CO2 (g) ΔH°=-393.5 k According to Hess's Law, what is the enthalpy of the reaction (k) for CaCO3(s) → CaO (s)+C(s. graphite) +O2(g)? -571.6 -215.4 5716 215.4 701.2 Question 17 According to the definition of standard enthalpy of formation, ΔH°, which of the following's ΔH° is zero? Question 18Given the data in the table below, calculate the ΔH°rxn (kJ) for the reaction 4NH3(g)+5O2 (g) → 4NO (g)+6H2O (I)
Calculate ΔH for the following reaction, CaO(s) + CO2(g) → CaCO3(s) given the thermochemical equations below. 2 Ca(s) + O2(g) → 2 CaO(s) ΔH = -1270.2 kJ C(s) + O2(g) → CO2(g) ΔH = -393.5 kJ 2 Ca(s) + 2 C(s) + 3 O2(g) → 2 CaCO3(s) ΔH = -2413.8 kJ A compound contains C, H and O as the elements. A 20.0 g-sample is comprised of 1.34 g H and also 8.00 g of C. What...
What temperature must the reaction be above in order to become spontaneous? CaCO3(s)CaO(s)+CO2(9) AHor (CaCO3)-1207.6 k]/mol So (CaCO3) 91.7 J/mol K AHof (CaO)-35.09 kJ/mol S° (CaO) 38.2 J/mol K AHor (CO2)-393.51 kJ/mol So (CO2)213.74 J/mol K
Answer both question below. Show all work and chemical equations. 1. Using the information below answer questions a to c. Ca sº = 41.6 J/mol K CaCO3 (s) sº = 91.7 J/mol K AH° = -1207.6 kJ/mol O2 Sº = 205.2 J/mol K Cao (s) S0 = 38.1 J/mol K AH = -634.9 kJ/mol CO2 (g) sº = 213.8 J/mol K AH° = -393.5 kJ/mol AH° O2 = 0 kJ/mol AH° Ca= 0 kJ/mol a) Calculate AS9rxn and AH°rxn for...
e. -1135 Given the following reactions: CaCO3 (s)-> Cao (s) + CO2 (g) C (s, graphite) + O2 (g)-> Co2 (g) AH-393.5 kJ the enthalpy of the reaction CaCO3 (s) -> CaO (s) + C (s, graphite) + O2 (g) ΔH = 178.1 kJ is kJ Select one: 4 a. 7.01 x 10 b. 571.6 ) c. 215.4 d. -215.4 ie. -571.6 Check Given the data in the table below, AH for the reaction
Consider the decomposition of CaCO3 at standard conditions: CaCO3(s) >> CO2(g) + CaO(s) DeltaH=177.8 KJ/mol, DeltaS=160.5 J/K mol, DeltaG=130.3 KJ/mol, K=1.506x10^-23, Nonspontaneous until temp 1107.8 K or higher. What is the new concentration of CO2 at nonstandard temperature (1107.8k)?
Consider the decomposition of CaCO3 at standard conditions: CaCO3(s) >> CO2(g) + CaO(s) DeltaH=177.8 KJ/mol, DeltaS=160.5 J/K mol, DeltaG=130.3 KJ/mol, K=1.506x10^-23, Nonspontaneous until temp 1107.8 K or higher. What is the new concentration of CO2 at nonstandard temperature (1107.8k)?
given the following reaction caco3(s)--->cao(s) + co2(g) delta h = 178.1kj C(s,graphite) + O2(g) ---> CO2(g) deltaH=-393.5kj the enthalpy of the reaction CaCO3(s)--->CaO(s) + C(s,graphite) + O2(g) is ________kj.
A) Calculate ?Hrxn for the following reaction: CaO(s)+CO2(g)?CaCO3(s) Use the following reactions and given ?H values: Ca(s)+CO2(g)+12O2(g)?CaCO3(s), ?H= -812.8 kJ 2Ca(s)+O2(g)?2CaO(s), ?H= -1269.8 kJ B) Calculate ? Hrxn for the following reaction: CH4(g)+4Cl2(g)?CCl4(g)+4HCl(g) given these reactions and their ?H values: C(s)+2H2(g) ---> CH4(g), ? H=-74.6kJ C(s)+2Cl2(g) ---> CCl4(g), ? H=-95.7kL H2(g)+Cl2----> 2HCl(g), ? H=-184.6kJ