Homework Answers
Request Answer!
We need at least 10 more requests to produce the answer.
0 / 10 have requested this problem solution
The more requests, the faster the answer.
Add Answer to:
this is the only information provided from the instructor
Find the change of mass (in grams)...
6.82. Acetic acid, CH, COOH, is contained in vinegar. Suppose acetic acid was formed from its...
6.82. Acetic acid, CH, COOH, is contained in vinegar. Suppose acetic acid was formed from its elements, according to the following equation: 2C(graphite) + 2H2(g) + O2(g) → CH,COOH(1) Find the enthalpy change, AH, for this reaction, using the following data: CH, COOH(D) +20 (9) ► 2007 (9) + 2H2O(); AH = -874 kJ C(graphite) + O2(g) + CO2(g); AH = -394 kJ H2(g) + O2(g) → H2O(l); AH = -286 kJ
2) From the enthalpies of reaction provided, calculate the AH for the reaction of carbon with hydrogen as shown bel...
2) From the enthalpies of reaction provided, calculate the AH for the reaction of carbon with hydrogen as shown below. Is the reaction exothermic or endothermic? How many grams of C3Hg are produced with an enthalpy change of 209.4 kJ? 3 C(s) + 4 H2(g) - C He(a) moto-non (5+3=2 C3H8(9) + 5 O2(g) 3 CO2(g) + 4 H2O(9) AH = -2043 kJ/mol AH = -393.5 kJ/mol C(s) + Ozon 2 H2(g) + O2th CO2(g) 2 H20(9) AH = -483.6...
1. A 20.0-8 piece of aluminum at 0.0°C is dropped into a beaker containing 100.0 g...
1. A 20.0-8 piece of aluminum at 0.0°C is dropped into a beaker containing 100.0 g of water. The temperature of the water drops from 90.0°C to 85.7°C. What quantity of energy did the aluminum absorb? What is the specific heat of the aluminum? 2. If 55.0 ml of water at 22.5°C is mixed with 100.0 ml of water at 95.2 'C, what would you expect for a final temperature? 3. Cold packs (the kind that get cold when you...
1. Use the information provided to determine AH*rxn for the following reaction: 3 Fe2O3(s) + CO(g) → 2 Fe3O4(s) + C...
1. Use the information provided to determine AH*rxn for the following reaction: 3 Fe2O3(s) + CO(g) → 2 Fe3O4(s) + CO2(g) AH*rxn = ? kl AH*t (kJ/mol Fe2O3(s) -824 Fe3O4(s) -1118 colg) -111 CO2(9) -394
Upon heating, baking soda decomposes as follows, creating the holes in baked bread: 2NaHCO3(s) - NaCO3(s)...
Upon heating, baking soda decomposes as follows, creating the holes in baked bread: 2NaHCO3(s) - NaCO3(s) + CO2(8) +H20(1) 1st attempt Jul See Periodic Table See HD When 40.0 g NaHCO3 decomposes, the change in energy is-30.8 kJ. Use this information and the additional information provided to calculate the AH, of NaHCO3. AH(kJ/mol) -286 Substance H2001 CO2(8) Na2CO3(s) -394 -1131 AH, of NaHCO3 kJ/mol 15 OF 23 QUESTIONS COMPLETED < 22/23 > SUOM
Use the information provided to determine AH°rxn for the following reaction: AHºf (kJ/mol) 3 Fe2O3(s) +...
Use the information provided to determine AH°rxn for the following reaction: AHºf (kJ/mol) 3 Fe2O3(s) + CO(g) → 2 Fe3O4(s) + CO2(9) AH°rxn = ? Fe2O3(s) 1 -824 Fe3O4(s)| -1118 CO(g) - 111 CO2(g) -394 0 +277 kJ 0 -111 kJ 0 -577 kJ 0 -47 kJ 0 +144 kJ Submit Request Answer
Using Hess's Law, determine the enthalpy change of the following reaction. CS2(1) + 3 O2(g) -->...
Using Hess's Law, determine the enthalpy change of the following reaction. CS2(1) + 3 O2(g) --> CO2(g) + 2 SO2(g) C(s) + O2(g) --> CO2(g) AH = -393.5 kJ/mol S(s) + O2(g) --> SO2(g) AH = -296.8 kJ/mol C(s) + 25(s) --> CS2(8) AH = +87.9 kJ/mol -899.2 kJ O-778.2 kJ -602.4 kJ - 1075.0 kJ
Data and Calculations NAME INSTRUCTOR mass of Mg volume HCI mass HCl(density of solution mass of ...
Hess’s law lab data and calculations
Data and Calculations NAME INSTRUCTOR mass of Mg volume HCI mass HCl(density of solution mass of solution + Mg initial temperature final temperature ΔΤ -1.05g/ml) oC oC oC ΔΗ, ( for 1 mole of Mg) kJ/mol Average ΔΗ3 kJ/mol o550 mass of Mgo volume HC mass HCl(density of solution- 1.05g/mL) 56 mass of solution +MgO initial temperature final temperature grams mL oC ec oC oC Ical ΔΙ Inn kJ/mol kJ/mol ΔΗ4 (for 1 mole...
Enter your answer in the provided box From the following data, C(graphite) + O2(0)+ CO2(g) An°...
Enter your answer in the provided box From the following data, C(graphite) + O2(0)+ CO2(g) An° . =-393.5 kJ/mol rxn Hy(@) +0,6) H200 AH =-285.8 kJ/mol rxn 2C2H6(8) + 1026) →40026) + 6H20(1) AH =-3119.6 kJ/mol rxn calculate the enthalpy change for the reaction below: 2 C(graphite) + 3H2(g) → CH()
to 14. (20 points) Use the following information to Show your work. e the following information...
to 14. (20 points) Use the following information to Show your work. e the following information to determine the enthalpy for the reaction shown below. CH(g) + H2O(g) → CO(g) + 3H-(8) AH = ? 2C(s) + 2H2O(g) CH.(g) + CO:(8) All = 15.3 kJ C(s) + H2O(g) → CO(g) +H;(8) AH = 131.3 kJ CO(g) + H2O(g) + CO2(g) + H:(g) AH -41.2 kJ 15. (15 points) Ethanol is being promoted as renewable biofuel. Use the standard enthalpies of...
6.82. Acetic acid, CH, COOH, is contained in vinegar. Suppose acetic acid was formed from its elements, according to the following equation: 2C(graphite) + 2H2(g) + O2(g) → CH,COOH(1) Find the enthalpy change, AH, for this reaction, using the following data: CH, COOH(D) +20 (9) ► 2007 (9) + 2H2O(); AH = -874 kJ C(graphite) + O2(g) + CO2(g); AH = -394 kJ H2(g) + O2(g) → H2O(l); AH = -286 kJ
2) From the enthalpies of reaction provided, calculate the AH for the reaction of carbon with hydrogen as shown below. Is the reaction exothermic or endothermic? How many grams of C3Hg are produced with an enthalpy change of 209.4 kJ? 3 C(s) + 4 H2(g) - C He(a) moto-non (5+3=2 C3H8(9) + 5 O2(g) 3 CO2(g) + 4 H2O(9) AH = -2043 kJ/mol AH = -393.5 kJ/mol C(s) + Ozon 2 H2(g) + O2th CO2(g) 2 H20(9) AH = -483.6...
1. A 20.0-8 piece of aluminum at 0.0°C is dropped into a beaker containing 100.0 g of water. The temperature of the water drops from 90.0°C to 85.7°C. What quantity of energy did the aluminum absorb? What is the specific heat of the aluminum? 2. If 55.0 ml of water at 22.5°C is mixed with 100.0 ml of water at 95.2 'C, what would you expect for a final temperature? 3. Cold packs (the kind that get cold when you...
1. Use the information provided to determine AH*rxn for the following reaction: 3 Fe2O3(s) + CO(g) → 2 Fe3O4(s) + CO2(g) AH*rxn = ? kl AH*t (kJ/mol Fe2O3(s) -824 Fe3O4(s) -1118 colg) -111 CO2(9) -394
Upon heating, baking soda decomposes as follows, creating the holes in baked bread: 2NaHCO3(s) - NaCO3(s) + CO2(8) +H20(1) 1st attempt Jul See Periodic Table See HD When 40.0 g NaHCO3 decomposes, the change in energy is-30.8 kJ. Use this information and the additional information provided to calculate the AH, of NaHCO3. AH(kJ/mol) -286 Substance H2001 CO2(8) Na2CO3(s) -394 -1131 AH, of NaHCO3 kJ/mol 15 OF 23 QUESTIONS COMPLETED < 22/23 > SUOM
Use the information provided to determine AH°rxn for the following reaction: AHºf (kJ/mol) 3 Fe2O3(s) + CO(g) → 2 Fe3O4(s) + CO2(9) AH°rxn = ? Fe2O3(s) 1 -824 Fe3O4(s)| -1118 CO(g) - 111 CO2(g) -394 0 +277 kJ 0 -111 kJ 0 -577 kJ 0 -47 kJ 0 +144 kJ Submit Request Answer
Using Hess's Law, determine the enthalpy change of the following reaction. CS2(1) + 3 O2(g) --> CO2(g) + 2 SO2(g) C(s) + O2(g) --> CO2(g) AH = -393.5 kJ/mol S(s) + O2(g) --> SO2(g) AH = -296.8 kJ/mol C(s) + 25(s) --> CS2(8) AH = +87.9 kJ/mol -899.2 kJ O-778.2 kJ -602.4 kJ - 1075.0 kJ
Hess’s law lab data and calculations
Data and Calculations NAME INSTRUCTOR mass of Mg volume HCI mass HCl(density of solution mass of solution + Mg initial temperature final temperature ΔΤ -1.05g/ml) oC oC oC ΔΗ, ( for 1 mole of Mg) kJ/mol Average ΔΗ3 kJ/mol o550 mass of Mgo volume HC mass HCl(density of solution- 1.05g/mL) 56 mass of solution +MgO initial temperature final temperature grams mL oC ec oC oC Ical ΔΙ Inn kJ/mol kJ/mol ΔΗ4 (for 1 mole...
Enter your answer in the provided box From the following data, C(graphite) + O2(0)+ CO2(g) An° . =-393.5 kJ/mol rxn Hy(@) +0,6) H200 AH =-285.8 kJ/mol rxn 2C2H6(8) + 1026) →40026) + 6H20(1) AH =-3119.6 kJ/mol rxn calculate the enthalpy change for the reaction below: 2 C(graphite) + 3H2(g) → CH()
to 14. (20 points) Use the following information to Show your work. e the following information to determine the enthalpy for the reaction shown below. CH(g) + H2O(g) → CO(g) + 3H-(8) AH = ? 2C(s) + 2H2O(g) CH.(g) + CO:(8) All = 15.3 kJ C(s) + H2O(g) → CO(g) +H;(8) AH = 131.3 kJ CO(g) + H2O(g) + CO2(g) + H:(g) AH -41.2 kJ 15. (15 points) Ethanol is being promoted as renewable biofuel. Use the standard enthalpies of...
Most questions answered within 3 hours.
-
Romeo wishes to throw a bouquet of flowers to Juliet, who is on
a second-story balcony,...
asked 9 minutes ago -
Why is QE a controversial monetary policy tool.
A. It may lead to excessive inflation.B. By...
asked 25 minutes ago -
A finite potential well has depth U0 = 2.78 eV . What is the
penetration distance...
asked 50 minutes ago -
1. The bus bars of a power station are in two sections A and B
separated...
asked 49 minutes ago -
Fiscal policy is the deliberate manipulation of taxes and
government spending to alter GDP, employment, inflation...
asked 1 hour ago -
evaluating an expression using only one digit and + and - as
operators ....3+5-1+7-5+8
-----------------------
stack...
asked 1 hour ago -
Two concentric current loops lie in the same plane. The smaller
loop has a radius of...
asked 2 hours ago -
1)Which of the following is an
important difference between qualified and nonqualified retirement
plans?
a. Qualified...
asked 2 hours ago -
What's the streaming business's problem on the
horizon?
asked 3 hours ago -
I need help with writing the conclusion for this online lab
report
Abstract
By testing the...
asked 3 hours ago -
For the reaction 1N2+3H2-----> 2NH3, would the reaction rate
trend be: delta[NH3]/ delta t = -2...
asked 4 hours ago -
Within your current/past organization, identify a problem/issue
and format a design to address same. You may...
asked 3 hours ago