The amino acid glycine can react to form a dipeptide (glycylgycine) according to the following equation:
2 glycine (s) -----> glycylgycine (s) + H2O (s)
a) Use the data below (taken from standard reference tables) to calculate deltaHdegree (in kJ), deltaSdegree (in J/K), and deltaGdegree (in kJ) corresponding to this reaction at 25 celcius (SHOW WORK)
deltaHdegree (in kJ)
deltaSdegree (in J/K)
deltaGdegree (in kJ)
b) Will the reaction be more spontaneous (in the forward direction) at body temperature (37 celcius)? Explain.
c) Calculate the equilibrium constant for this reaction at 25 celcius. (SHOW WORK)
Homework Answers
Add Answer to:
The amino acid glycine can react to form a dipeptide
(glycylgycine) according to the following equation:...
For the reaction H^2 (g) + S(s) right arrow H^2 (g), delta?degree = - 20.2 kJ/mol...
For the reaction H^2 (g) + S(s) right arrow H^2 (g), delta?degree = - 20.2 kJ/mol and deltaSdegree = + 43.1 J/K-mol. Calculate deltaGdegree at 500degreeC. For the reaction H^2 (g) + S(s) right arrow H^2S(g), delta?degree = - 20.2 kJ/mol and deltaSdegree = + 43.1 J/K mol. Use the deltaGdegree value calculated at 500degreeC. Calculate deltaG for this reaction at 1500degreeC if P(H^2, g) = P(H^2S, g) = 10.0 atm. Show all standard calculation.
Need chemistry help with 9 & 10 For the reaction C(s) + H_O(g) rightarrow CO(g) +...
Need chemistry help with 9 & 10
For the reaction C(s) + H_O(g) rightarrow CO(g) + H_2(g) DeltaHdegree = 131.3 kJ/mol and DeltaSdegree = 133.6 J/K middot mol at 298 K. At temperatures greater than degreeC this reaction is spontaneous under standard conditions. A) 983 B) 325 C) 273 D) 710 E) 552 10. A mole of yellow photons of wavelength 527 nm has kj of energy. A) 227 B) 2.74 times 10-^19 C) 4.56 times 10-^46 D) 6.05 times...
The Consider reaction A203(s) +2Fe(s) Fe2O3(s) +2AIs) for which ΔH° = 851.5 kJ and Δ So-37.00 J/K...
the Consider reaction A203(s) +2Fe(s) Fe2O3(s) +2AIs) for which ΔH° = 851.5 kJ and Δ So-37.00 J/K at 298.15 K (1) Calculate the entropy change of the UNIVERSE when 2.154 moles of Al203(s) react under standard conditions at 298.15 K JK (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction is reactant favored, choose reactant...
The following theochemical equation is for the reaction of water is to form hydrogen (g) and...
The following theochemical equation is for the reaction of water is to form hydrogen (g) and oxygening? Hoe many grams of H_2O would to made to react is 75 times k J of energy were provides grams how many grams of Fe(s) would have to react to produce 154 kJ of energy? grams A scientist measures the standard enthalpy change for the following reaction to be -50.11 J) The standard enthalpy change (for Br_2(g) is? kJ/mol A scientist measure the...
From AHⓇ and AS 11. Hydrogen reacts with nitrogen to form ammonia (NH) according to the...
From AHⓇ and AS 11. Hydrogen reacts with nitrogen to form ammonia (NH) according to the reaction 3H:(g) +Nz() 5 2NH,(g) The value of Alºis -92.38 kJ/mol, and that of AS is -198.2 J/mol K. Determine AG at 25°C. a. +5.897 x 109 kJ/mol d. -16,66 kJ/mol b. +297.8 kJ/mol +49.5 kJ/mol c.-33.32 kJ/mol Free Energy, Entropy, Enthalpy 12. A reaction with a low enthalpy of reaction value is not spontaneous at low temperature but becomes spontaneous at high temperature....
Methane can react with water to form carbon dioxide and hydrogen according to the following equation:...
Methane can react with water to form carbon dioxide and hydrogen according to the following equation: CH4(g) + 2H2O(g) ↔ CO2(g) + 4H2(g) Use the following thermodynamic data at 298 K to determine the temperature at which the reaction goes from being spontaneous to nonspontaneous. Substance CH4(g) H2O(g) CO2(g) H2(g) ΔHºf (kJ/mol) -74.87 -241.8 -393.5 0 ΔGºf (kJ/mol) -50.81 -228.6 -394.4 0 Sºf (J/Kmol) 186.1 188.8 213.7 130.7
Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) for which H° = -851.5 kJ and S° = -37.00 J/K...
Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) for which H° = -851.5 kJ and S° = -37.00 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 2.413 moles of Fe2O3(s) react under standard conditions at 298.15 K. S universe = J/K (2) Is this reaction reactant or product favored under standard conditions? ( 3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy?
9. Nitrogen dioxide (NO2) can react with water to form aqueous nitric acid according to the...
9. Nitrogen dioxide (NO2) can react with water to form aqueous nitric acid according to the following reaction. This is one way that acid rain forms in the atmosphere. Also listed are the standard free energies of formation for the species involved in the reaction. 3NO2(g) + H2O(l) → 2HNO3(aq) + NO(g) Compound AG, (kJ/mol) NO2(g) 51.3 H2O(0) -237.1 HNO3(aq) -110.9 NO(g) 87.6 a. Calculate AGºrx (6 points) b. Is the reaction spontaneous at standard conditions? Circle one and explain...
Can someone help 9) Ethylene, C2H,reacts with elemental halogens in the gas phase according to the following reaction to form 1,2-dihaloethanes: НН + X-X (g) HH (9) 1,2-dihaloethane, C2H2 Ethylene...
Can someone help
9) Ethylene, C2H,reacts with elemental halogens in the gas phase according to the following reaction to form 1,2-dihaloethanes: НН + X-X (g) HH (9) 1,2-dihaloethane, C2H2 Ethylene, C2H Elemental halogen Here, "X-X" is shorthand for Cl2. Br2.or 2 a) Use the enthalpies of formation and Third Law entropies in the table below to calculate Gibbs free energies of reaction for the formation of each dihaloethane. Although you're going to do 3the same calculation three times, you only...
Consider the reaction Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) for which H° = -851.5 kJ and S° = -37.00 J/K at 298.15 K. (1) C...
Consider the reaction Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) for which H° = -851.5 kJ and S° = -37.00 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 2.108 moles of Fe2O3(s) react under standard conditions at 298.15 K. Suniverse = J/K (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction is...
For the reaction H^2 (g) + S(s) right arrow H^2 (g), delta?degree = - 20.2 kJ/mol and deltaSdegree = + 43.1 J/K-mol. Calculate deltaGdegree at 500degreeC. For the reaction H^2 (g) + S(s) right arrow H^2S(g), delta?degree = - 20.2 kJ/mol and deltaSdegree = + 43.1 J/K mol. Use the deltaGdegree value calculated at 500degreeC. Calculate deltaG for this reaction at 1500degreeC if P(H^2, g) = P(H^2S, g) = 10.0 atm. Show all standard calculation.
Need chemistry help with 9 & 10
For the reaction C(s) + H_O(g) rightarrow CO(g) + H_2(g) DeltaHdegree = 131.3 kJ/mol and DeltaSdegree = 133.6 J/K middot mol at 298 K. At temperatures greater than degreeC this reaction is spontaneous under standard conditions. A) 983 B) 325 C) 273 D) 710 E) 552 10. A mole of yellow photons of wavelength 527 nm has kj of energy. A) 227 B) 2.74 times 10-^19 C) 4.56 times 10-^46 D) 6.05 times...
the Consider reaction A203(s) +2Fe(s) Fe2O3(s) +2AIs) for which ΔH° = 851.5 kJ and Δ So-37.00 J/K at 298.15 K (1) Calculate the entropy change of the UNIVERSE when 2.154 moles of Al203(s) react under standard conditions at 298.15 K JK (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction is reactant favored, choose reactant...
The following theochemical equation is for the reaction of water is to form hydrogen (g) and oxygening? Hoe many grams of H_2O would to made to react is 75 times k J of energy were provides grams how many grams of Fe(s) would have to react to produce 154 kJ of energy? grams A scientist measures the standard enthalpy change for the following reaction to be -50.11 J) The standard enthalpy change (for Br_2(g) is? kJ/mol A scientist measure the...
From AHⓇ and AS 11. Hydrogen reacts with nitrogen to form ammonia (NH) according to the reaction 3H:(g) +Nz() 5 2NH,(g) The value of Alºis -92.38 kJ/mol, and that of AS is -198.2 J/mol K. Determine AG at 25°C. a. +5.897 x 109 kJ/mol d. -16,66 kJ/mol b. +297.8 kJ/mol +49.5 kJ/mol c.-33.32 kJ/mol Free Energy, Entropy, Enthalpy 12. A reaction with a low enthalpy of reaction value is not spontaneous at low temperature but becomes spontaneous at high temperature....
9. Nitrogen dioxide (NO2) can react with water to form aqueous nitric acid according to the following reaction. This is one way that acid rain forms in the atmosphere. Also listed are the standard free energies of formation for the species involved in the reaction. 3NO2(g) + H2O(l) → 2HNO3(aq) + NO(g) Compound AG, (kJ/mol) NO2(g) 51.3 H2O(0) -237.1 HNO3(aq) -110.9 NO(g) 87.6 a. Calculate AGºrx (6 points) b. Is the reaction spontaneous at standard conditions? Circle one and explain...
Can someone help
9) Ethylene, C2H,reacts with elemental halogens in the gas phase according to the following reaction to form 1,2-dihaloethanes: НН + X-X (g) HH (9) 1,2-dihaloethane, C2H2 Ethylene, C2H Elemental halogen Here, "X-X" is shorthand for Cl2. Br2.or 2 a) Use the enthalpies of formation and Third Law entropies in the table below to calculate Gibbs free energies of reaction for the formation of each dihaloethane. Although you're going to do 3the same calculation three times, you only...
Most questions answered within 3 hours.
-
Assume an array list is declared as follows:
int list[100]
and that all other variables have...
asked 2 minutes ago -
Do you believe that as the pool of engineers decrease, or become
in higher demand, that...
asked 10 minutes ago -
A
700 kg car is coasting along a level road, slowing down at an
acceleration of...
asked 18 minutes ago -
find dB IL for a sound with the intensity of 3x10^-13 w/sq meter
with a reference...
asked 19 minutes ago -
Case 7-3: Wentworth Hospital Discussion Questions: essay
paragraph
Is there anything irregular here?
What is your...
asked 21 minutes ago -
1- A) How many milliliters of 0.100 M NaOH are needed to
neutralize 50.00 mL of...
asked 39 minutes ago -
It is determined that a reaction is 1st order in [BrO3-], 1st
order in [Br-] and...
asked 40 minutes ago -
Write a JavaScript program to implement the Least-Squares Linear
Regression algorithm shown below, for an arbitrary...
asked 51 minutes ago -
Determine the solubility of Cadmium in equilibrium with Cadmium
hydroxide, Cd(OH)2, as a function of pH....
asked 55 minutes ago -
When 34.2 grams of strontium reacts with excess molecular
oxygen, how many grams of the product...
asked 1 hour ago -
nformation related to the Berkley Company for the calendar year
2015 follows:
Liabilities, December 31, 2015...
asked 57 minutes ago -
Please help!
A voltaic cell consists of a Mn/Mn2+ anode (E°= -1.18 V) and a
Fe/Fe2+...
asked 1 hour ago