Acetylene (C2H2) and benzene (C6H6) have the same empirical formula and benzene can be synthesized from...
Acetylene (C2H2) and benzene (C6H6) have the same empirical formula and benzene can be synthesized from acetylene:
3 C2H2 (g) -------------> C6H6(l)
Find ΔHreaction for the synthesis of benzene using the ΔHf° values below.
C6H6 –3267.4 kJ/mole C2H2 –1299.4 kJ/mole
Is the synthesis of benzene from acetylene endothermic or exothermic?
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Acetylene (C2H2) and benzene (C6H6) have the same empirical
formula and benzene can be synthesized from...
ylene (C,H) and ame empirical formula. In fact, benzene can be made from acetylene as follows:...
ylene (C,H) and ame empirical formula. In fact, benzene can be made from acetylene as follows: (C,H) have the The enthalpies of combustion for C,H, and CaHe are 1299.4 kJ/mol and -3267.4 kJ/mol, respectively Calculate the standard enthalpies of formation of CH and C H, and hence the enthalpy change for the formation of C.H, from C,H
Using the data below, calculate A Hexn for the production of acetylene from the reaction between calcium carbide and wa...
Using the data below, calculate A Hexn for the production of acetylene from the reaction between calcium carbide and water. Cac, (s) +2H2001) CH2(g) + Ca(OH),(s) Molecule CaC2 H2O C2H2 Ca(OH)2 AH (kJ/mol). -59.80 -285.8 226.7 -985.2 1st attempt Part 1 (1 point) W See Periodic Table See Hint A Hex = Part 2 (1 point) Is this an endothermic or an exothermic reaction? Choose one: exothermic endothermic
Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)?...
Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)?C2H6(g) Given the following data, what is the value of Kp for this reaction? Substance ?G?f (kJ/mol) C2H2(g) 209.2 H2(g) 0 C2H6(g) ?32.89 In Part A, we saw that ?G?=?242.1 kJ for the hydrogenation of acetylene under standard conditions (all pressures equal to 1 atm and the common reference temperature 298 K ). In Part B, you will determine the ?G for the...
1).From the following enthalpy changes, S (s) +3/2 O2 (g) 2 SO2 (g) SO3 (g) O2...
1).From the following enthalpy changes, S (s) +3/2 O2 (g) 2 SO2 (g) SO3 (g) O2 (g)2 SO3 (g) AH =-395.2 kJ AHo 198.2 kJ Calculate the value of AHo for the reaction by using Hess's law of Heat Summation S(s) O2 (g) SO2 (g) 2) Oxyacetylene torches are fueled by the combustion of acetylene, C2H2. 4 CO2 (g) +2 H20 (g) 2 C2H2 + 5 O2 (g) If the enthalpy change for the reaction is -2511.14 kJ/mol, a) How...
Hw #3 Acetylene can be produced from calcium carbide and water: Cac,(s)+ 2 H2O(l) → C2H2(g) + Ca(...
Hw #3 Acetylene can be produced from calcium carbide and water: Cac,(s)+ 2 H2O(l) → C2H2(g) + Ca(OH)2(aq) In a CH118 experiment, acetylene gas was produced and collected over water It was found that 1.00 g of calcium carbide reacted to produce 290 ml of acetylene. How many grams of acetylene were produced? What was the percent yield for the reaction? Assume 22 °C and 750 torr. (760 torr 1 atm) HW #4 Assume there are 4.0 moles of a...
Tetracaine can be synthesized from benzene. The synthesis involves the following steps: Benzene + CH3Cl, AlCl3...
Tetracaine can be synthesized from benzene. The synthesis
involves the following steps:
Benzene + CH3Cl, AlCl3 to form product
A;
A + HNO3, H2SO4 to form product
B;
B + KMnO4, H2O to form product C;
C + SOCl2 to form product D;
D + HOCH2CH2N(CH3)2
to form product E;
E + H2, Pt to form product F;
F + CH3CH2CH2CHO to form
product G;
G + NaBH3CN to form Tetracaine.
Draw the structures of product A and product
G.
Tetracaine can be synthesized from benzene. The synthesis involves the following steps: Benzene + CH3Cl, AlCl3...
Tetracaine can be synthesized from benzene. The synthesis involves the following steps: Benzene + CH3Cl, AlCl3 to form product A; A + HNO3, H2SO4 to form product B; B + KMnO4, H2O to form product C; C + SOCl2 to form product D; D + HOCH2CH2N(CH3)2 to form product E; E + H2, Pt to form product F; F + CH3CH2CH2CHO to form product G; G + NaBH3CN to form Tetracaine. Draw the structures of product C and product F.
Using benzene, acetylene, dimethyl malonate, pyrrolidine (all other amines must be made from these other sources), CO2, CN ethylene oxide and/or monofunctional alcohols of 5 C or less as your sources...
Using benzene, acetylene, dimethyl malonate, pyrrolidine (all other amines must be made from these other sources), CO2, CN ethylene oxide and/or monofunctional alcohols of 5 C or less as your sources of carbon to be incorporated into the molecules, show how your 3 problems could be synthesized (see list below, and the attachment). Try to use reactions from the indicated chapters if you can. Please upload your work (prefer as pdf) as an attachment to assignment. Due by final (5/2)....
Consider the production of calcium carbide and liquid water from acetylene: 1/2 Ca(OH)2(s) + 1/2 C2H2(g)...
Consider the production of calcium carbide and liquid water from
acetylene:
1/2 Ca(OH)2(s) + 1/2 C2H2(g)
1/2 CaC2(s) +
H2O(l)
H = 63.6 kJ
(a) What is the enthalpy change for the reverse reaction?
Hreverse = kJ/mol.
(b) Balance the forward reaction with whole-number coefficients.
What is H for the reaction represented by this
equation?
H = kJ/mol.
(c) Which is more likely to be thermodynamically-favored, the
forward reaction or the reverse reaction?
---Select--- The forward reaction. The reverse reaction.
(d) If...
show how the following compound can be synthesized from Benzene (may require 2-3 steps) c) c)...
show how the following compound can be synthesized from Benzene (may require 2-3 steps) c) c) L
ylene (C,H) and ame empirical formula. In fact, benzene can be made from acetylene as follows: (C,H) have the The enthalpies of combustion for C,H, and CaHe are 1299.4 kJ/mol and -3267.4 kJ/mol, respectively Calculate the standard enthalpies of formation of CH and C H, and hence the enthalpy change for the formation of C.H, from C,H
Using the data below, calculate A Hexn for the production of acetylene from the reaction between calcium carbide and water. Cac, (s) +2H2001) CH2(g) + Ca(OH),(s) Molecule CaC2 H2O C2H2 Ca(OH)2 AH (kJ/mol). -59.80 -285.8 226.7 -985.2 1st attempt Part 1 (1 point) W See Periodic Table See Hint A Hex = Part 2 (1 point) Is this an endothermic or an exothermic reaction? Choose one: exothermic endothermic
1).From the following enthalpy changes, S (s) +3/2 O2 (g) 2 SO2 (g) SO3 (g) O2 (g)2 SO3 (g) AH =-395.2 kJ AHo 198.2 kJ Calculate the value of AHo for the reaction by using Hess's law of Heat Summation S(s) O2 (g) SO2 (g) 2) Oxyacetylene torches are fueled by the combustion of acetylene, C2H2. 4 CO2 (g) +2 H20 (g) 2 C2H2 + 5 O2 (g) If the enthalpy change for the reaction is -2511.14 kJ/mol, a) How...
Hw #3 Acetylene can be produced from calcium carbide and water: Cac,(s)+ 2 H2O(l) → C2H2(g) + Ca(OH)2(aq) In a CH118 experiment, acetylene gas was produced and collected over water It was found that 1.00 g of calcium carbide reacted to produce 290 ml of acetylene. How many grams of acetylene were produced? What was the percent yield for the reaction? Assume 22 °C and 750 torr. (760 torr 1 atm) HW #4 Assume there are 4.0 moles of a...
Tetracaine can be synthesized from benzene. The synthesis
involves the following steps:
Benzene + CH3Cl, AlCl3 to form product
A;
A + HNO3, H2SO4 to form product
B;
B + KMnO4, H2O to form product C;
C + SOCl2 to form product D;
D + HOCH2CH2N(CH3)2
to form product E;
E + H2, Pt to form product F;
F + CH3CH2CH2CHO to form
product G;
G + NaBH3CN to form Tetracaine.
Draw the structures of product A and product
G.
Using benzene, acetylene, dimethyl malonate, pyrrolidine (all other amines must be made from these other sources), CO2, CN ethylene oxide and/or monofunctional alcohols of 5 C or less as your sources of carbon to be incorporated into the molecules, show how your 3 problems could be synthesized (see list below, and the attachment). Try to use reactions from the indicated chapters if you can. Please upload your work (prefer as pdf) as an attachment to assignment. Due by final (5/2)....
Consider the production of calcium carbide and liquid water from
acetylene:
1/2 Ca(OH)2(s) + 1/2 C2H2(g)
1/2 CaC2(s) +
H2O(l)
H = 63.6 kJ
(a) What is the enthalpy change for the reverse reaction?
Hreverse = kJ/mol.
(b) Balance the forward reaction with whole-number coefficients.
What is H for the reaction represented by this
equation?
H = kJ/mol.
(c) Which is more likely to be thermodynamically-favored, the
forward reaction or the reverse reaction?
---Select--- The forward reaction. The reverse reaction.
(d) If...
show how the following compound can be synthesized from Benzene (may require 2-3 steps) c) c) L
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