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Question 8 1 pts A particular reaction has AH = -104 kJ and AS = -137...
IN ILLIULIOL JU_SUN/Lab%20Exams/CHEZ101%2... Submit Answer kJ/mol Tries 0/2 7. Consider the following reactions: A-B AH = 272 kJ C-B AH = 36 kJ What is AH for A C ? It is possible that your answer could be either positive or negative. If it is negative, you must include the "minus" sign. Enter your answer as a decimal number. k] Tries 0/2 Submit Answer 8. Consider the following reactions: A + 2B - C + D AH = -224 kJ...
Question 11 1 pts Consider the hydrolysis of ATP: ATP(aq) + H2O(1) - ADP(aq) + P(aq). This reaction has AH°= -24.3 kJ/mol and AS - +21.6 J/mol-K. The actual concentrations of ATP, ADP, and Pi are not 1 Min a biological cell. How much energy can the conversion of ATP to ADP supply when it occurs at physiological conditions in E.coli where the temperature is 37°C and the approximate concentrations are ATP - 14.8 mM, ADP - 3.65 MM, P,...
Question 19 3 pts The value of AH° for the reaction below is 5314 kJ. The amount of heat that is released by the reaction of 40.0 Og of C4H10 is 2C4H10(g) + 1302(g) 8CO2(g) + 10H20(1) 07312 kJ 1827 kJ 6.479 10-5 kJ 0.0001296 kJ 3656 kJ Question 20 3 pts How much heat is required to raise the temperature of 1.00 kg of water from 25°C to 50°C? (The specific heat of water is 4.184 J/g.°C) 209 kJ...
A particular reaction has AH° = 55 kJ and AS = 101 J/K, at 25°C. A) Calculate the temperature (in K) at which AG° = 0. B) What is the significance of (what does it mean when or what does it indicate when) AGⓇ = 0?
QUESTIONS 1 points Save Answer A particular reaction has a AH value of 167 kJ and As of 144 J/mol Kat 298 K Calculate AG at 467 Kink], assuming that Hº and AS hardly change with temperature
Question 7 1 pts The thermite reaction, used for welding iron, is the reaction of Fe3O4 with Al. 8 Al(s) + 3 Fe3O4 (s) —+ 4 A1203 (s) + 9 Fe (s) AH° = -3350. kJ/mol rxn Because this large amount of heat cannot be rapidly dissipated to the surroundings, the reacting mass may reach temperatures near 3000. °C. How much heat (in kJ) is released by the reaction of 17.2 g of Al with 70.5 g of Fe3O4? Enter...
5. Heat of Reaction under standard conditions : Determine the amount of heat (in kJ) given off, when 1.26 x 104 g of ammonia ( NH3 ) are produced according to the equation : N2 (g) + 3 H2 (g) → 2 NH3 (g) ....... AH ºrx = - 92.6 kJ Assume that the reaction occurs at Standard State conditions at 25 C. ANSWER : Total Heat Given Off: _ (units ?) 6. Standard Enthalpy of Formation and Reaction :...
For a particular reaction, AH° = -351 kJ, 45º = -236 J/K. Calculate AS of the surrounding.
For a particular reaction, AH° --351 kJ, AS --236 J/K. Calculate ASⓇ of the surrounding.
For a particular reaction, AH = -14.20 kJ/mol and AS = -198.5 J/(mol.K). Calculate AG for this reaction at 298 K. AG = 73.35 kJ/mol