Question Completion Status: QUESTION 33 The requirement for a spontaneous chemical reaction is AH> AS =...
Consider the chemical reaction 2NH3(g) ó N2(g) + 3H2(g). The equilibrium is to be established in a 50.0 L container at 1,000 K, where Kc = 4.0 × 10-2. Initially, 6.10 x 105 moles of NH3(g) are present. Calculate the amount of H2 presentat equilibrium. [H2] =_____
Question 14 5 pts The thermochemical equation for the reaction of nitrogen and hydrogen to form ammonia (NH3) is N2(g) + 3H2(g) -> 2NH3(g) AH = -92.22 kJ What is AH for reaction of 7.183 g of N2 in the above equation? Atomic weights of the elements encountered in this problem are as follows: H 1.00794 g/mol N 14.00674g/mol -47.29 kJ -85.41 kJ -23.65 kJ -68.19 kJ -12.35 kJ
1 2 Part A Calculate Kp at 298 K for the reaction NO(g) + + O2(g) → NO2 (g) assuming that AH is constant over the interval 298-600 K. Kp = 2.31x106 Submit Previous Answers ✓ Correct Part B Calculate Kp at 477 K for this reaction assuming that AHR is constant over the interval 298-600 K. PO AQ * o o ? Kp = | Submit Previous Answers Request Answer Revie For the reaction 2CH4 (g) = C2H2(g) +...
QUESTION 30 Given the data below, what is AGPX for the following reaction? N2(g) + 3H2(g) → 2NH3(g) AG; = - 16.45 h for NH3 AGxn = 32.9) AGPxn = – 16.45) AGPXn= -32.9%) AC x = 16.45)
question 27 Remaining Time: 27 minutes, 33 seconds. Question completion Status QUESTION 27 po Calculate the volume of 2.12 moles of nitrogen gas at temperature of 31.7°C and a pressure of 1.35 atm. Report your answer as a numeric response to the correct degree of certainty and include the symbol (g. mL, L, etc.) of the proper final units (0.0821 L'atm mol-K QUESTION 28 The reaction N2 + 3 H2 → 2NH3 is used to produce ammonia. When 450. g...
QUESTION 4 If chemical reaction (1) has a AH of 68 kJ associated with it, what is the AH of reaction (2) (1) N2(g) + 202(g) 2NO2(g) AH = 68 kJ - 3N2(g) + 602(g) NO2(g) AH = ? 0 -34 kJ 68 kJ 136 kJ 204 kJ
NEED HELP ASAP 1-4 and has a question. 1) A chemical reaction that releases heat to the surroundings is said to be _AH at constant pressure. A) endothermic, positive B) endothermic, negative C) exothermic, positive D) exothermic, neutral E) exothermic, negative kJ of heat are transferred when 161.8 2) The value of AHº for the reaction below is -72 kJ. g of HBr is formed in this reaction. H2(g) + Br2 (g) → 2HBr (g) A) 54 B) 36 C)...
Question Completion Status Support QUESTIONS 5 points The overall chemical reaction for combining the 4 chemical reactions mentioned in your procedure is given by the following reactions 2Als) 2OH() + 4H2SO4 +20000)-> SO42128002H00 + 3H2 500 g of aluminum is used in this reaction and aluminum is the limiting r ent, how many grams of alum(KASO02.12H00) can be expected to form in this reaction Molar mass of alumin i o molar mass of alum-474.39 mol O 1.0.0370 02.17.5g 3.3528 48.88...
Question 25 (1 point) For the reaction N2(g) + 3H2(g) + 2NH3(e) R = 8.3145 J/mol DGº - - 32.8 kJ at 25° C; Calculate K, at 25°C. 1) 1.5 x 10-6 2) 5.61 x 105 3) 2.2 x 101 4) 4.6 O 5) 1.3 x 104
uestion Completion Status: N204(8) <...> 2 NO 2(8) At 25°C, 0.11 mole of N204 reacts to form 0.10 mol of N204 and 0.02 mole of NO 2. At 90'C, 0.11 mole of N204 forms 0.050 moles of N204 and 0.12 mole of NO2. From this data, we can conclude The reaction is exothermic the equilibrium constant for the reaction above increases with an increase in temperature. N204 molecules react faster at 25°C than at 90°C. O None of these are...