(background info)
Please explain how answer is achieved, it is -6.3 kj.
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(background info)
Please explain how answer is achieved, it is -6.3 kj.
(b) Assuming unlimited O2(e),...
Overall rate In the question below the correct answer is B, how does that show agreement...
Overall rate
In the question below the correct answer is B, how does that
show agreement with the overall reaction which does not have any
concentration of CL present?
Questions 42-44 refer to the following information. When free Cl(g) atoms encounter O(8) molecules in the upper atmosphere, the following reaction mechanism is proposed to occur. Cl(g) +03(g) → C10(g) +02(g) CIO(g) + 03(g) → Cl(g) + 2 O2(g) 203(g) → 302(g) slow step fast step overall reaction AH-285 kJ/mol 42....
The answer is 20.2 degrees celsius, however, please explain how this answer is achieved using the...
The answer is 20.2 degrees celsius, however, please explain how
this answer is achieved using the unit factor of C= 4.184 J/K
*g
More background info:
Thank you
IV.3 (6 pts) The cauldron and solutions are initially at a temperature of 20.0°C. The heat capacity of the cauldron is C = 1.35 kJ.K1, the specific heat capacities and densities of the solutions are considered to be equal to that of pure water. The enthalpy of the reaction taking place is...
Please explain Data: C(graphite) + O2(g) => CO2(g) AH = -393.5 kJ H2(g) + 1/2O2(g) =>...
Please explain
Data: C(graphite) + O2(g) => CO2(g) AH = -393.5 kJ H2(g) + 1/2O2(g) => H2O(1) AH = -285.8 kJ CH3OH(1) + 3/202(9) A CO2(g) + 2H20(1) AH = -726.4 kJ Using the data above, calculate the enthalpy change for the reaction below. Reaction: C(graphite) + 2H2(g) + 1/2O2(g) => CH3OH(1) A. +238.7 kJ B.-238.7 kJ C. +548.3 kJ D.-548.3 kJ E. +904.5 kJ
Hi.can you help me answer 5)a)b)c).thank you so much for your help and kindness.I appreciate it...
Hi.can you help me answer 5)a)b)c).thank you so much
for your help and kindness.I appreciate it
510). i. calculate the standard entalpy change for the reactichi Mg + % 0 Mgo Given the following dator Mg + 2HCl + Mg(12th, fH, L AH: -157:01 kJ AH MgO + 2H01 - MgCl₂ + H₂O | 1 Hº, -120 kg. H₂ + 1/ O H₂O A t= -286 kJ m. Calculate the enthalpy change for the reaction in C4 Hugo + Hng...
please show me how to get the correct answers in preperation for my upcoming exam 22.) E 23.) D 22) During volcanic...
please show me how to get the correct answers in preperation
for my upcoming exam
22.) E 23.) D
22) During volcanic eruptions, hydrogen sulfide gas is given off and oxidized by air according to the following chemical equation: 2H2S(g) + 302(g) - 2802(g) + 2H2O(g) Calculate the standard enthalpy change for the above reaction given: 3S(s) + 2H2O(g) → 2H2S(g) + SO2(g) AH° = 146.9 kJ/mol S(s) + O2(g) → SO2(g) AH°= -296.4 kJ/mol A) 443.3 kJ/mol B) 742.3...
help with these please N2(g) + O2(g) 2NO(g) Using the standard thermodynamic data in the tables...
help with these please
N2(g) + O2(g) 2NO(g) Using the standard thermodynamic data in the tables linked above, calculate the equilibrium constant for this reaction at 298.15K ANSWER: CH (9) +202(g) →CO2(g) + 2H2O(g) de manera en cas de este mai mare de mise en contact tenda Using standard thermodynamic data at 298K, calculate the free energy change when 1.62 moles of CH4(g) react at standard conditions. AGºrx Nz9) +202(g) +2NO2(g) Using standard thermodynamic data at 298K, calculate the free...
help with this please Ca(OH)2(aq) + 2 HCl(aq) +CaCl2(8) + 2 H2O(1) Using the standard thermodynamic...
help with this please
Ca(OH)2(aq) + 2 HCl(aq) +CaCl2(8) + 2 H2O(1) Using the standard thermodynamic data in the tables linked above, calculate the equilibrium constant for this reaction at 298.15K ANSWER: N2(g) + O2(g) +2NO(g) Using the standard thermodynamic data in the tables linked above, calculate the equilibrium constant for this reaction at 298.15K ANSWER: 2CO(g) + O2(g) +2002(9) - der e en manos de 20, ali ne more than one so mi dicogna undan Using standard thermodynamic data...
help with the following combustion reaction. shown are the tables and answer. I am confused with...
help with the following combustion reaction. shown are the
tables and answer. I am confused with the steps to get there.
2. (a) For ethanol, CH3CH2OH, AfHº = -277.7 kJ/mol at 25 °C. Using other AfHº values from Appendix A (Table 4.1) of your text, determine the enthalpy (heat) of combustion of liquid ethanol. (b) Determine the temperature change expected when 2.07 g of ethanol are burned in a bomb calorimeter whose heat capacity (as previously measured) is 9007 J/K...
What results when a secondary alcohol is oxidized? a. a ketone d. an acid b. an...
What results when a secondary alcohol is oxidized? a. a ketone d. an acid b. an amine e. no reaction c. an aldehyde Which of the following combinations will react spontaneously? A. 12 + Cu2+ B. Pb2+ + Ag C. Zn2+ + Mg D. Sn2+ + Ni2+ The general formula for a cycloalkane can be represented by which of the following? a. C,H, C. CH b. C.H2n+2 d. C.H21-2 In a certain reaction AH =-136 kJ and E, = 96...
(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...
Overall rate
In the question below the correct answer is B, how does that
show agreement with the overall reaction which does not have any
concentration of CL present?
Questions 42-44 refer to the following information. When free Cl(g) atoms encounter O(8) molecules in the upper atmosphere, the following reaction mechanism is proposed to occur. Cl(g) +03(g) → C10(g) +02(g) CIO(g) + 03(g) → Cl(g) + 2 O2(g) 203(g) → 302(g) slow step fast step overall reaction AH-285 kJ/mol 42....
The answer is 20.2 degrees celsius, however, please explain how
this answer is achieved using the unit factor of C= 4.184 J/K
*g
More background info:
Thank you
IV.3 (6 pts) The cauldron and solutions are initially at a temperature of 20.0°C. The heat capacity of the cauldron is C = 1.35 kJ.K1, the specific heat capacities and densities of the solutions are considered to be equal to that of pure water. The enthalpy of the reaction taking place is...
Please explain
Data: C(graphite) + O2(g) => CO2(g) AH = -393.5 kJ H2(g) + 1/2O2(g) => H2O(1) AH = -285.8 kJ CH3OH(1) + 3/202(9) A CO2(g) + 2H20(1) AH = -726.4 kJ Using the data above, calculate the enthalpy change for the reaction below. Reaction: C(graphite) + 2H2(g) + 1/2O2(g) => CH3OH(1) A. +238.7 kJ B.-238.7 kJ C. +548.3 kJ D.-548.3 kJ E. +904.5 kJ
Hi.can you help me answer 5)a)b)c).thank you so much
for your help and kindness.I appreciate it
510). i. calculate the standard entalpy change for the reactichi Mg + % 0 Mgo Given the following dator Mg + 2HCl + Mg(12th, fH, L AH: -157:01 kJ AH MgO + 2H01 - MgCl₂ + H₂O | 1 Hº, -120 kg. H₂ + 1/ O H₂O A t= -286 kJ m. Calculate the enthalpy change for the reaction in C4 Hugo + Hng...
please show me how to get the correct answers in preperation
for my upcoming exam
22.) E 23.) D
22) During volcanic eruptions, hydrogen sulfide gas is given off and oxidized by air according to the following chemical equation: 2H2S(g) + 302(g) - 2802(g) + 2H2O(g) Calculate the standard enthalpy change for the above reaction given: 3S(s) + 2H2O(g) → 2H2S(g) + SO2(g) AH° = 146.9 kJ/mol S(s) + O2(g) → SO2(g) AH°= -296.4 kJ/mol A) 443.3 kJ/mol B) 742.3...
help with these please
N2(g) + O2(g) 2NO(g) Using the standard thermodynamic data in the tables linked above, calculate the equilibrium constant for this reaction at 298.15K ANSWER: CH (9) +202(g) →CO2(g) + 2H2O(g) de manera en cas de este mai mare de mise en contact tenda Using standard thermodynamic data at 298K, calculate the free energy change when 1.62 moles of CH4(g) react at standard conditions. AGºrx Nz9) +202(g) +2NO2(g) Using standard thermodynamic data at 298K, calculate the free...
help with this please
Ca(OH)2(aq) + 2 HCl(aq) +CaCl2(8) + 2 H2O(1) Using the standard thermodynamic data in the tables linked above, calculate the equilibrium constant for this reaction at 298.15K ANSWER: N2(g) + O2(g) +2NO(g) Using the standard thermodynamic data in the tables linked above, calculate the equilibrium constant for this reaction at 298.15K ANSWER: 2CO(g) + O2(g) +2002(9) - der e en manos de 20, ali ne more than one so mi dicogna undan Using standard thermodynamic data...
help with the following combustion reaction. shown are the
tables and answer. I am confused with the steps to get there.
2. (a) For ethanol, CH3CH2OH, AfHº = -277.7 kJ/mol at 25 °C. Using other AfHº values from Appendix A (Table 4.1) of your text, determine the enthalpy (heat) of combustion of liquid ethanol. (b) Determine the temperature change expected when 2.07 g of ethanol are burned in a bomb calorimeter whose heat capacity (as previously measured) is 9007 J/K...
What results when a secondary alcohol is oxidized? a. a ketone d. an acid b. an amine e. no reaction c. an aldehyde Which of the following combinations will react spontaneously? A. 12 + Cu2+ B. Pb2+ + Ag C. Zn2+ + Mg D. Sn2+ + Ni2+ The general formula for a cycloalkane can be represented by which of the following? a. C,H, C. CH b. C.H2n+2 d. C.H21-2 In a certain reaction AH =-136 kJ and E, = 96...
(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...
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