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Answers: 6. (C) 7. (B)
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Please show all completed work and equations used
Questions 6-7 pertain to the chemical reaction shown...
can you do the 7 and 9 ? can you also show and explain me step...
can you do the 7 and 9 ? can you also show and explain
me step by step?
D. 49.6 kJ E. 57.3 kJ 7. Butane (C4H10) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given AH° [C4H10(g)] = -124.7 kJ/mol, AH° [CO2(g)] = -393.5 kJ/mol, AH [H2O(g)] = -241.8 kJ/mol, how much energy is released (kJ) when 8.30 g of butane is burned? Combustion of butane: 2 CH2(g) + 13 O2(g) → 8 CO2(g) +...
Please show all completed work and equations used 3. At what velocity (m/s) must a 20.0...
Please show all completed work and equations used
3. At what velocity (m/s) must a 20.0 g object be moving in order to possess a kinetic energy of 1.00 J? A) 1.00 m/s B) 100 x 102 m/s C) 1.00 x 103 m/s D) 10.0 m/s E) 50.0 m/s
can you do all of them please 4 Using the following thermochemical equation, determine the amount...
can you do all of them please
4 Using the following thermochemical equation, determine the amount of heat produced per kg of CO2 formed during the combustion of benzene (C6H6). 2 C6H6()+15 02(g)12 CO2(g ) + 6 H20(g) A) 1.43 x 105 kl/kg CO2 B) 2.30x 104 kl/kg CO2 AH"xn-6278 kJ C) 4.34 x 104 kl/kg CO2 D) 1.19x 104 kl/kg CO2 E) 8.40x 105 kl/kg CO2 48) Using the following equation for the combustion of octane, calculate the amount...
The enthalpy change for a chemical reaction is the sum of the energy consumed in breaking...
The enthalpy change for a chemical reaction is the sum of the energy consumed in breaking bonds and the energy released during bond formation. One way to determine the overall energy change for a chemical reaction is to apply Hess's law to add together a group of reactions which can be arranged such that the chemical equations, when combined, give the overall equation we are trying to characterize 3rd attempt See Hint Ad See Periodic Table Part 1 (1 point)...
6, 2017 1. In addition to identifying the reactants and products, a thermochemical reaction equation provides...
6, 2017 1. In addition to identifying the reactants and products, a thermochemical reaction equation provides b. the amount of energy released or absorbed. c. the work needed to drive the reaction d. the cost of the reactantS e. the energy of the products. 2. What is the change in internal energy (AE) of a system when 4.50 x 10 J of work is done on the system while it releases 12.0 kJ of energy to the surroundings? b. -16.5...
intended to be a wered by estima . 1. Arrange the following in order of increasing...
intended to be a wered by estima . 1. Arrange the following in order of increasing absolute entropy at 298 K: Hect). Hg(s). C6H6(1). CH3CH3(1) a. Hel). Hg(s). CGHSCH3(1). C6H6(1) b. He(s). Hel). CHECH3(1). C6H6(1) c. C6H6(1). CH3CH3(I). Hg(s). Hg(1) d. CH CH3(1). CH6(). Hg(t). Hg(s) e. He(s). Hg(1), C6H6(). CHSCH 3(1) 2. Which of the following processes would be expected to have a positive AS value? a. 2 H2(g) + O2(g) → 2H2() b. H2(g) → H20(1) c. CO(g)...
14. The following reaction mechanisms are used for the final reaction shown: 203 → 302 Step...
14. The following reaction mechanisms are used for the final reaction shown: 203 → 302 Step 1: CI+O3 → 02 + Clo Step 2: 03 → 02 +0 Step 3: ClO +002+CI a. What is the catalyst in the reaction? b. What is/are the intermediate product(s) for the reaction? 15. At a particular moment during the reaction, Hl disappears at a rate of 6.50 X 102 M/s. What is the rate of appearance of H2 and the rate of appearance...
rele the best answer and mark on the Scantron card.- Four points each. 100 ponts 1)...
rele the best answer and mark on the Scantron card.- Four points each. 100 ponts 1) Determine the percent yield of a reaction that produces 28.65 g of Fe when 50.00 g of Fez03 react 1) with excess Al according to the following reaction. FezO3(s)+2 Al(s) - Al2O3(s)+2 Fe(s) A) 81.93 % B) 57.30 % C) 20.02 % D) 28.65 % E) 61.03 % 2) Sodium metal reacts with water to produce hydrogen gas and sodium hydroxide according to the...
Show all work and equations please 5. The value, in kJ, of AH for the reaction below is -3351 kJ. Therefore, the...
Show all work and equations please
5. The value, in kJ, of AH for the reaction below is -3351 kJ. Therefore, the value of AH for formation of 4.000 moles of Al2O3 (s) is__ kJ. 4 Al() + 3 02 (8) 2 AlO3 (9) C) -6702 kJ A) -3351 kJ D) 3351 kJ B) -1676 kJ E) 6702 kJ
please show work Balance the chemical equation for the following redox reaction under basic aqueous conditions...
please show work
Balance the chemical equation for the following redox reaction under basic aqueous conditions with the smallest whole-number coefficients possible using the half-reaction method. How many moles of electrons are transferred in the balanced reaction? N, 0(g) + C10,- (aq) → CIO" (aq) + NO, (aq) d. 18 b. 6 e. 24 c. 12 a. 4 Calculate AG" for an electrochemical cell reaction that occurs under acidic aqueous conditions based on the following two half-reactions for which the...
can you do the 7 and 9 ? can you also show and explain
me step by step?
D. 49.6 kJ E. 57.3 kJ 7. Butane (C4H10) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given AH° [C4H10(g)] = -124.7 kJ/mol, AH° [CO2(g)] = -393.5 kJ/mol, AH [H2O(g)] = -241.8 kJ/mol, how much energy is released (kJ) when 8.30 g of butane is burned? Combustion of butane: 2 CH2(g) + 13 O2(g) → 8 CO2(g) +...
Please show all completed work and equations used
3. At what velocity (m/s) must a 20.0 g object be moving in order to possess a kinetic energy of 1.00 J? A) 1.00 m/s B) 100 x 102 m/s C) 1.00 x 103 m/s D) 10.0 m/s E) 50.0 m/s
can you do all of them please
4 Using the following thermochemical equation, determine the amount of heat produced per kg of CO2 formed during the combustion of benzene (C6H6). 2 C6H6()+15 02(g)12 CO2(g ) + 6 H20(g) A) 1.43 x 105 kl/kg CO2 B) 2.30x 104 kl/kg CO2 AH"xn-6278 kJ C) 4.34 x 104 kl/kg CO2 D) 1.19x 104 kl/kg CO2 E) 8.40x 105 kl/kg CO2 48) Using the following equation for the combustion of octane, calculate the amount...
The enthalpy change for a chemical reaction is the sum of the energy consumed in breaking bonds and the energy released during bond formation. One way to determine the overall energy change for a chemical reaction is to apply Hess's law to add together a group of reactions which can be arranged such that the chemical equations, when combined, give the overall equation we are trying to characterize 3rd attempt See Hint Ad See Periodic Table Part 1 (1 point)...
6, 2017 1. In addition to identifying the reactants and products, a thermochemical reaction equation provides b. the amount of energy released or absorbed. c. the work needed to drive the reaction d. the cost of the reactantS e. the energy of the products. 2. What is the change in internal energy (AE) of a system when 4.50 x 10 J of work is done on the system while it releases 12.0 kJ of energy to the surroundings? b. -16.5...
intended to be a wered by estima . 1. Arrange the following in order of increasing absolute entropy at 298 K: Hect). Hg(s). C6H6(1). CH3CH3(1) a. Hel). Hg(s). CGHSCH3(1). C6H6(1) b. He(s). Hel). CHECH3(1). C6H6(1) c. C6H6(1). CH3CH3(I). Hg(s). Hg(1) d. CH CH3(1). CH6(). Hg(t). Hg(s) e. He(s). Hg(1), C6H6(). CHSCH 3(1) 2. Which of the following processes would be expected to have a positive AS value? a. 2 H2(g) + O2(g) → 2H2() b. H2(g) → H20(1) c. CO(g)...
14. The following reaction mechanisms are used for the final reaction shown: 203 → 302 Step 1: CI+O3 → 02 + Clo Step 2: 03 → 02 +0 Step 3: ClO +002+CI a. What is the catalyst in the reaction? b. What is/are the intermediate product(s) for the reaction? 15. At a particular moment during the reaction, Hl disappears at a rate of 6.50 X 102 M/s. What is the rate of appearance of H2 and the rate of appearance...
rele the best answer and mark on the Scantron card.- Four points each. 100 ponts 1) Determine the percent yield of a reaction that produces 28.65 g of Fe when 50.00 g of Fez03 react 1) with excess Al according to the following reaction. FezO3(s)+2 Al(s) - Al2O3(s)+2 Fe(s) A) 81.93 % B) 57.30 % C) 20.02 % D) 28.65 % E) 61.03 % 2) Sodium metal reacts with water to produce hydrogen gas and sodium hydroxide according to the...
Show all work and equations please
5. The value, in kJ, of AH for the reaction below is -3351 kJ. Therefore, the value of AH for formation of 4.000 moles of Al2O3 (s) is__ kJ. 4 Al() + 3 02 (8) 2 AlO3 (9) C) -6702 kJ A) -3351 kJ D) 3351 kJ B) -1676 kJ E) 6702 kJ
please show work
Balance the chemical equation for the following redox reaction under basic aqueous conditions with the smallest whole-number coefficients possible using the half-reaction method. How many moles of electrons are transferred in the balanced reaction? N, 0(g) + C10,- (aq) → CIO" (aq) + NO, (aq) d. 18 b. 6 e. 24 c. 12 a. 4 Calculate AG" for an electrochemical cell reaction that occurs under acidic aqueous conditions based on the following two half-reactions for which the...
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