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correct 0/7 pts Question 31 The Kp for silver sulfate at 298 K is known to...
3. (14 pts.) The standard molar enthalpy of formation of Fe,Oxs is AH = -8242 kJ/mol,...
3. (14 pts.) The standard molar enthalpy of formation of Fe,Oxs is AH = -8242 kJ/mol, and the standard molar enthalpy of formation of SO2(g) is AH = -296.8 kJ/mol (both at 298 K). Use this information, along with the standard molar enthalpy change of the following reaction at 298K, 2 FeS21s) + 11/2O2(g) → Fe2O3 + 4 SO2(g) AH = -1655 kJ/mol To determine the standard molar enthalpy change of the reaction shown below are 298 K: Fe(s) +...
N2(8) + 3F2(g) → 2 NF3() AH 298 = - 264 kJ mol-'; AS98 = -...
N2(8) + 3F2(g) → 2 NF3() AH 298 = - 264 kJ mol-'; AS98 = - 278 J K-'mol-' The following questions relate to the synthesis reaction represented by the chemical equation in the box above. a. Calculate the value of the standard free energy change, AG 298. for the reaction. b. Determine the temperature at which the equilibrium constant, Keg, for the reaction is equal to 1.00. (Assume that Hº and AS are independent of temperature.) c. Calculate the...
Question 5 Correct Use AG° =AH° -TAS° to calculate AG (in kJ) at 298 K for...
Question 5 Correct Use AG° =AH° -TAS° to calculate AG (in kJ) at 298 K for : Mark 1.00 out of 1.00 2002(g) +4H2O(1) ► 2CH3OH(1) + 302(g) P Flag question Answer: 1404.84 Question 6 Not answered Marked out of 1.00 If the above reaction could be done at 3399 K, what would be your estimate for AGº (in kJ) at this elevated temperature? Use AGⓇ =AH°-TAS and assume AH° and AS are independent of temperature. P Flag question (Theis...
References This question has multiple parts. Work all the parts to get the most points. 1...
References This question has multiple parts. Work all the parts to get the most points. 1 pt 1 pt 1 pt 1 pt Consider the formation of NO(g) from its elements. N2(g) + O2(g) = 2 NO(g) Compound A;H* (kJ/mol S* (J/mol-K) N2(g) 191.56 O2(g) 205.07 NO(g) 90.29 210.76 A,G* (kJ/mol) 1 pt 1 pt 1 pt 1 pt a Calculate Ko at 25°C. K, at 25 °C = 4.4332x10^-31 1 pt 1 pt Correct 1 pt The standard enthalpy...
Ive attacthed all my results. I just need help calculating question 4 and 5 (5 pts)...
Ive
attacthed all my results. I just need help calculating question 4
and 5
(5 pts) Part II. Your experimental data: how many sig figs should your temperature data have? Show work for one calculation of temp in Kelvin. Show work for one AG calculation: Approximate Measured Cell Calculated Temp (°C) Calculated Temp (°C) potential Temp (K) AG Ecell (V)* (kJ/mol)* * measured value 70.21 0.581 343 1-112.1 65.12 0.680338 - 111.9 Show work: 60.02 0.5715333 -1110 °C -> 5.05+278.15...
I hope the answer is clear and correct thanks Question 1 (1 point) What is the...
I hope the answer is clear and correct thanks
Question 1 (1 point) What is the change in enthalpy (in kJ mol'?) for the following reaction F2(g) + Cabr,(s) CaF() + Brz(1) O 1) -112 kJmo12 O2) 504 kJmo11 03) -504 kJmol 1 04) 537 kJmo11 O 5) -537 kJmol'i Question 2 (1 point) What is true about the following reaction at 25°C? F,(g) + 2HCl(g) 2 2017(g) + H (9) Ahrº=76 kJ mol'i Asr°=-10.13 J mol'i Ki Agrº=79 kJ...
2ee do heete renouth hecel. to obtein Don't Cs CAS remax let graclolertee C abOu Lecore...
2ee do heete renouth hecel. to obtein Don't Cs CAS remax let graclolertee C abOu Lecore kmp ris lous knap oin ane vol Barome tris Pressore (u Ha) t8 s Tenpor watC oe AR (me) volome jo.00 mL loo leS. 16 5S.Le 50.6 4.0 le.is 5.80 5.45 caleoltrons Twakr 1/Twak.( Pair (u tnHa Proateam e Peoatatu Calculations: (0.5 pt for each block) Twater (K) 1/Twater (K) Pair (mm Hg) Pwater (mm Hg) Pwater (atm) In Pwater 92 We were unable...
(7 pts.) Calculate the heat absorbed when 4.20 g of H2 are produced according to the...
(7 pts.) Calculate the heat absorbed when 4.20 g of H2 are produced according to the following equation. CH3OH (g) → CO(g) + 2 H2(g) AH = 90.2 kJ (7 pts.) When one adds 1.475 kJ of heat energy to a sample of gold, the temperature goes from 12.5 °C to 84.6 °C. Calculate the mass of the sample of gold. Gold has a specific heat capacity of 0.129 J/g.°C. (6 pts.) 10. Write the thermochemical equation for the standard...
Can someone help me finish my table? all the inforamtion is there. molarity of HCL =0.5M g...
can someone help me finish my
table? all the inforamtion is there.
molarity of HCL =0.5M
grams of borax = 18.41g
the Relationship between Thermodynamics and Equilibrium 21 Complete the data table for each temperature studied. Beaker Label 42 °C 45 °C 36 ° C 39 °C 33 °C 2EC 138℃-2°C| ーでー 46℃ Temperature reading (C) Absolute temperature (K) 1/T Final buret reading Initial buret reading Volume of HCI Moles of H+ Moles of B Os(OH)2 Molarity of B,Os(OH)2 306.230.2...
please correct me If I did anything wrong. im very confused on this. • Determining k...
please correct me If I did anything wrong. im very confused on
this.
• Determining k in Beer's Law 2. Determining the equilibrium constant Test Tube No. Absorbance Test Tube No. Absorbance 0,060 이79 0.253 0319 0.400 0.120 0.268 0.361 0.461 0.695 Post Laboratory Questions 1. Complete the following table and calculate k-value for the Beer's Law. All concentrations should be in M. [Fe(SCN)2) Absorbance CA Test Tube No. Diluted Fe(NO3)2 (mL) 0 . 2 3 4 s Reference 1.0...
3. (14 pts.) The standard molar enthalpy of formation of Fe,Oxs is AH = -8242 kJ/mol, and the standard molar enthalpy of formation of SO2(g) is AH = -296.8 kJ/mol (both at 298 K). Use this information, along with the standard molar enthalpy change of the following reaction at 298K, 2 FeS21s) + 11/2O2(g) → Fe2O3 + 4 SO2(g) AH = -1655 kJ/mol To determine the standard molar enthalpy change of the reaction shown below are 298 K: Fe(s) +...
N2(8) + 3F2(g) → 2 NF3() AH 298 = - 264 kJ mol-'; AS98 = - 278 J K-'mol-' The following questions relate to the synthesis reaction represented by the chemical equation in the box above. a. Calculate the value of the standard free energy change, AG 298. for the reaction. b. Determine the temperature at which the equilibrium constant, Keg, for the reaction is equal to 1.00. (Assume that Hº and AS are independent of temperature.) c. Calculate the...
Question 5 Correct Use AG° =AH° -TAS° to calculate AG (in kJ) at 298 K for : Mark 1.00 out of 1.00 2002(g) +4H2O(1) ► 2CH3OH(1) + 302(g) P Flag question Answer: 1404.84 Question 6 Not answered Marked out of 1.00 If the above reaction could be done at 3399 K, what would be your estimate for AGº (in kJ) at this elevated temperature? Use AGⓇ =AH°-TAS and assume AH° and AS are independent of temperature. P Flag question (Theis...
References This question has multiple parts. Work all the parts to get the most points. 1 pt 1 pt 1 pt 1 pt Consider the formation of NO(g) from its elements. N2(g) + O2(g) = 2 NO(g) Compound A;H* (kJ/mol S* (J/mol-K) N2(g) 191.56 O2(g) 205.07 NO(g) 90.29 210.76 A,G* (kJ/mol) 1 pt 1 pt 1 pt 1 pt a Calculate Ko at 25°C. K, at 25 °C = 4.4332x10^-31 1 pt 1 pt Correct 1 pt The standard enthalpy...
Ive
attacthed all my results. I just need help calculating question 4
and 5
(5 pts) Part II. Your experimental data: how many sig figs should your temperature data have? Show work for one calculation of temp in Kelvin. Show work for one AG calculation: Approximate Measured Cell Calculated Temp (°C) Calculated Temp (°C) potential Temp (K) AG Ecell (V)* (kJ/mol)* * measured value 70.21 0.581 343 1-112.1 65.12 0.680338 - 111.9 Show work: 60.02 0.5715333 -1110 °C -> 5.05+278.15...
I hope the answer is clear and correct thanks
Question 1 (1 point) What is the change in enthalpy (in kJ mol'?) for the following reaction F2(g) + Cabr,(s) CaF() + Brz(1) O 1) -112 kJmo12 O2) 504 kJmo11 03) -504 kJmol 1 04) 537 kJmo11 O 5) -537 kJmol'i Question 2 (1 point) What is true about the following reaction at 25°C? F,(g) + 2HCl(g) 2 2017(g) + H (9) Ahrº=76 kJ mol'i Asr°=-10.13 J mol'i Ki Agrº=79 kJ...
2ee do heete renouth hecel. to obtein Don't Cs CAS remax let graclolertee C abOu Lecore kmp ris lous knap oin ane vol Barome tris Pressore (u Ha) t8 s Tenpor watC oe AR (me) volome jo.00 mL loo leS. 16 5S.Le 50.6 4.0 le.is 5.80 5.45 caleoltrons Twakr 1/Twak.( Pair (u tnHa Proateam e Peoatatu Calculations: (0.5 pt for each block) Twater (K) 1/Twater (K) Pair (mm Hg) Pwater (mm Hg) Pwater (atm) In Pwater 92 We were unable...
(7 pts.) Calculate the heat absorbed when 4.20 g of H2 are produced according to the following equation. CH3OH (g) → CO(g) + 2 H2(g) AH = 90.2 kJ (7 pts.) When one adds 1.475 kJ of heat energy to a sample of gold, the temperature goes from 12.5 °C to 84.6 °C. Calculate the mass of the sample of gold. Gold has a specific heat capacity of 0.129 J/g.°C. (6 pts.) 10. Write the thermochemical equation for the standard...
can someone help me finish my
table? all the inforamtion is there.
molarity of HCL =0.5M
grams of borax = 18.41g
the Relationship between Thermodynamics and Equilibrium 21 Complete the data table for each temperature studied. Beaker Label 42 °C 45 °C 36 ° C 39 °C 33 °C 2EC 138℃-2°C| ーでー 46℃ Temperature reading (C) Absolute temperature (K) 1/T Final buret reading Initial buret reading Volume of HCI Moles of H+ Moles of B Os(OH)2 Molarity of B,Os(OH)2 306.230.2...
please correct me If I did anything wrong. im very confused on
this.
• Determining k in Beer's Law 2. Determining the equilibrium constant Test Tube No. Absorbance Test Tube No. Absorbance 0,060 이79 0.253 0319 0.400 0.120 0.268 0.361 0.461 0.695 Post Laboratory Questions 1. Complete the following table and calculate k-value for the Beer's Law. All concentrations should be in M. [Fe(SCN)2) Absorbance CA Test Tube No. Diluted Fe(NO3)2 (mL) 0 . 2 3 4 s Reference 1.0...
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