(0) HUW uves lile lemperature Ullie reaction ixture maliye? 4. Consider the reaction, C12H22011(s) + 1202(g)...
Consider the reaction C12H22O11(s)+12O2(g)→12CO2(g)+11H2O(l) in which 10.0 g of sucrose, C12H22O11, was burned in a bomb calorimeter with a heat capacity of 7.50 kJ/∘C. The temperature increase inside the calorimeter was found to be 22.0 ∘C. Calculate the change in internal energy, ΔE, for this reaction per mole of sucrose. Express the change in internal energy in kilojoules per mole to three significant figures.
1a) Consider the reaction: C12H22O11(s)+12O2(g)→12CO2(g)+11H2O(l) in which 10.0 g of sucrose, C12H22O11, was burned in a bomb calorimeter with a heat capacity of 7.50 kJ/∘C. The temperature increase inside the calorimeter was found to be 22.0 ∘C. What is the heat of this reaction per mole of sucrose? 1b) One tablespoon of peanut butter has a mass of 17.0 g. It is combusted in a calorimeter whose heat capacity is 110 kJ/°C. The temperature of the calorimeter rises from 21.6...
AH= +62.10 k (5 points total) Consider this reaction: 2 Ag,0(s) - 4 Ag(s) + O2(g) 2. How many joules of heat are absorbed when 12.50 milligrams of silver а. oxide is consumed? b. What volume of silver would be produced if 31 megacalories were absorbed in this reaction? The density of silver is 10.5 g/cm
AH = -116.4 kJ/mol 4. Consider the following reaction: NH4NO3 (s) N20 (g) + 2 H2O (g) Calculate AGº for the reaction. Substance Sº (J/mol K) NH4NO3 (s) 151 N20 (g) 220 H2O (g) 183
#4.(25pts) Consider the reaction AH (kJ/mole) 5 CO2(g) + SizN() ----> 3 SiO(g) + 2 N2O(s) + 5 CO(g) AH = 2023.75 kJ/mole (1) Use the above information as well as heat of formation data in the appendix of your textbook to calculate AH (Si,N.(s)) in kJ/mole. Additional information: AH (SiO(g)) = 1.94 x 109 kJ/mole 6) How many kJ of heat are absorbed when 1.2 lbs of Si N.(s) react according to the above equation? 1 lb = 453.6...
Consider the combustion reaction of propane: CzHg(s) + 5O2(g) + CO2(g) + 4 H2O(g), where AH=-2223 kJ. If 6.70 X 104 kJ of energy is released in the reaction how many moles of water are formed? 0 120.6 moles There is no correct answer O 30.14 moles 0 90.4 moles O 15.07 moles
4. (3 points) Consider the following enthalpies of reaction: CaCz(s) + 2H20 (Ca(OH)2(s) + CH2(g) AH,º=-127.9 kJ/mol Cas) + 1/20 (g) - Cao(s) AH,º=-635.1 kJ/mol Cal(s) + H200 - Ca(OH) (9) AH,=-65.2 kJ/mol The standard enthalpies of combustion of graphite and C2H2(g) are -393.51 and -1299.58 kJ/mol, respectively. Calculate the standard enthalpy of formation of CaCz(s) at 25°C. Aside on enthalpy of combustion: Please note that the standard enthalpy of combustion will form H200, not H:09), if the substance includes...
AH-116.4 kJ/mol 4. Consider the following reaction: NH.NO, (s) N20 (8) + 2 H20 (g) Calculate AGⓇ for the reaction. Substance S” (J/mol K) NH.NO, (3) 151 N:0 (8) 220 H:0 (9) 183 5. The first step in the commercial production of titanium metal is the reaction of Tio: with chlorine an graphite: TiO2 (s) + 2 Cl: (g) + 2C (5) Tici: (1) + 2 CO(g) Calculate AGº for the reaction. Substance AG? (kJ/mol Substance AG® (kJ/mol) C(s) TiCl...
Part A Consider the reaction 8H,8(E) + 40.() +8H2O(g) + S.() A[HS]/At -0.083 M/s You may want to reference (Pages 587 - 592) Section 14.3 while completing this problem. Find A[0l/A. Express your answer to two significant figures and include the appropriate units. .: O ? A[0]/At Value Units Submit Request Answer Part B Find AH,0/At. Express your answer to two significant figures and include the appropriate units. ICH MÅ O ? AHO/A+ - Value Units Submit Resuest Answer