Homework Answers
Add Answer to:
Express the enthalpy in kJ Acceptable units Acceptable units X C Get Homework Help With +...
Hi, can someone please explain in steps how they got the answer? Calculate Δ Hrm for...
Hi, can someone please explain in steps how they got the
answer?
Calculate Δ Hrm for the following reaction CH4(g) + 4C12 (g)CCL4 (g) +4HCl(g) given these reactions and their ΔΗ values: C(s) C(s) H2(g) + + + 2H2(g) 2C12(g) Cl2 (g) CH4 (g), CC14 (g), 2HCl(g), ΔΗ--74.6 kJ ΔΗ--95.7 kJ ΔΗ--184.6 kJ Express the enthalpy in kiloioules to one decimal place
Item 15 You may want to reference (Pages 273-276) Section 6.8 while completing this problem. Part A for the followi...
Item 15 You may want to reference (Pages 273-276) Section 6.8 while completing this problem. Part A for the following reaction Calculate A H CH, (g)+ 4Cl (g) CCL, (g) + 4HCI(R) given these reactions and their AH values CH,(E) C(s) +2H2(g) C(s) +2Cl2(g) CCL(g), H(g) AH-74.6 kJ AH=-95.7 kJ AH-184.6 kJ Clh (x) 2HC(g), Express the enthalpy in kilojoules to one decimal place. AH kJ Request Answer Submit Provide Feedback
Hence, the reaction enthalpy for the overall reaction is-297 kJ + (-99 kJ) = -396 kJ....
Hence, the reaction enthalpy for the overall reaction is-297 kJ + (-99 kJ) = -396 kJ. Part C Hess's Law of Constant Heat Summation button within the activity and use the example shown to calculate the reaction enthalpy, AH CH, (g)+202 (g)-CO2 (g ) + 2H,O(1) Use the series of reactions that follow: Click on the for the following reaction: 1. C(s)+2H2 (g)->CH, (g). AH= -74.8 kJ. C)+O2 g)-CO2(g), AH= -393.5 kJ. 3. 2H2 (g) +O2(g) -+2H,6(g), AH-484.0 kJ 4....
A scientist measures the standard enthalpy change for the following reaction to be - 87.7 kJ : 2HBr(g) + Cl...
A scientist measures the standard enthalpy change for the following reaction to be - 87.7 kJ : 2HBr(g) + Cl2(g)— 2HCl(g) + Bra(s) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of HCl(g) is kJ/mol CH4() + H2O(g)_3H2(g) + CO(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H2O() is kJ/mol Given the standard enthalpy changes for...
Hi.can you help me answer 5)a)b)c).thank you so much for your help and kindness.I appreciate it...
Hi.can you help me answer 5)a)b)c).thank you so much
for your help and kindness.I appreciate it
510). i. calculate the standard entalpy change for the reactichi Mg + % 0 Mgo Given the following dator Mg + 2HCl + Mg(12th, fH, L AH: -157:01 kJ AH MgO + 2H01 - MgCl₂ + H₂O | 1 Hº, -120 kg. H₂ + 1/ O H₂O A t= -286 kJ m. Calculate the enthalpy change for the reaction in C4 Hugo + Hng...
14) Starting with the Lewis symbol for magnesium, give the chemical equation for the loss of...
14) Starting with the Lewis symbol for magnesium, give the chemical equation for the loss of 2 electrons from a neutral magnesium atom. 15) Explain the trends in increasing ionic radii. 16) What has a higher lE, sodium or magnesium and why? (Hint: Hard question, so write out the electron configuration of each then attempt to answer it) 6) Calculate AH for the following reaction: CHA (g) + 4Cl2(g) - CCL () + 4HCI (9) Use the following reactions and...
Submission C X enthalpy - Yahoo Search Re w The heat of combustion of X C...
Submission C X enthalpy - Yahoo Search Re w The heat of combustion of X C The Heat Of Combustion assessment/review/review.jsp?attempt_id-_39615494_1&course_id=_117955_1&content_id-5899028 18 outcome. is the value of AH for the reaction as represented by the equation below. 200(g) + O2(g) - 2002 Selected Answer: Correct Answer: A-586 kJ A-506 kJ AO --904.6 kJmol H2O --285.8 mot dion 10 Calculate Hoxn for the reaction below given: AH TAHylall - 66.4 kJ/mol A4 Hy s 4 - ASH -4HO Selected Answer: Correct...
(7 pts.) Calculate the heat absorbed when 4.20 g of H2 are produced according to the...
(7 pts.) Calculate the heat absorbed when 4.20 g of H2 are produced according to the following equation. CH3OH (g) → CO(g) + 2 H2(g) AH = 90.2 kJ (7 pts.) When one adds 1.475 kJ of heat energy to a sample of gold, the temperature goes from 12.5 °C to 84.6 °C. Calculate the mass of the sample of gold. Gold has a specific heat capacity of 0.129 J/g.°C. (6 pts.) 10. Write the thermochemical equation for the standard...
Hi, can someone please explain in steps how they got the
answer?
Calculate Δ Hrm for the following reaction CH4(g) + 4C12 (g)CCL4 (g) +4HCl(g) given these reactions and their ΔΗ values: C(s) C(s) H2(g) + + + 2H2(g) 2C12(g) Cl2 (g) CH4 (g), CC14 (g), 2HCl(g), ΔΗ--74.6 kJ ΔΗ--95.7 kJ ΔΗ--184.6 kJ Express the enthalpy in kiloioules to one decimal place
Item 15 You may want to reference (Pages 273-276) Section 6.8 while completing this problem. Part A for the following reaction Calculate A H CH, (g)+ 4Cl (g) CCL, (g) + 4HCI(R) given these reactions and their AH values CH,(E) C(s) +2H2(g) C(s) +2Cl2(g) CCL(g), H(g) AH-74.6 kJ AH=-95.7 kJ AH-184.6 kJ Clh (x) 2HC(g), Express the enthalpy in kilojoules to one decimal place. AH kJ Request Answer Submit Provide Feedback
Hence, the reaction enthalpy for the overall reaction is-297 kJ + (-99 kJ) = -396 kJ. Part C Hess's Law of Constant Heat Summation button within the activity and use the example shown to calculate the reaction enthalpy, AH CH, (g)+202 (g)-CO2 (g ) + 2H,O(1) Use the series of reactions that follow: Click on the for the following reaction: 1. C(s)+2H2 (g)->CH, (g). AH= -74.8 kJ. C)+O2 g)-CO2(g), AH= -393.5 kJ. 3. 2H2 (g) +O2(g) -+2H,6(g), AH-484.0 kJ 4....
A scientist measures the standard enthalpy change for the following reaction to be - 87.7 kJ : 2HBr(g) + Cl2(g)— 2HCl(g) + Bra(s) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of HCl(g) is kJ/mol CH4() + H2O(g)_3H2(g) + CO(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H2O() is kJ/mol Given the standard enthalpy changes for...
Hi.can you help me answer 5)a)b)c).thank you so much
for your help and kindness.I appreciate it
510). i. calculate the standard entalpy change for the reactichi Mg + % 0 Mgo Given the following dator Mg + 2HCl + Mg(12th, fH, L AH: -157:01 kJ AH MgO + 2H01 - MgCl₂ + H₂O | 1 Hº, -120 kg. H₂ + 1/ O H₂O A t= -286 kJ m. Calculate the enthalpy change for the reaction in C4 Hugo + Hng...
14) Starting with the Lewis symbol for magnesium, give the chemical equation for the loss of 2 electrons from a neutral magnesium atom. 15) Explain the trends in increasing ionic radii. 16) What has a higher lE, sodium or magnesium and why? (Hint: Hard question, so write out the electron configuration of each then attempt to answer it) 6) Calculate AH for the following reaction: CHA (g) + 4Cl2(g) - CCL () + 4HCI (9) Use the following reactions and...
Submission C X enthalpy - Yahoo Search Re w The heat of combustion of X C The Heat Of Combustion assessment/review/review.jsp?attempt_id-_39615494_1&course_id=_117955_1&content_id-5899028 18 outcome. is the value of AH for the reaction as represented by the equation below. 200(g) + O2(g) - 2002 Selected Answer: Correct Answer: A-586 kJ A-506 kJ AO --904.6 kJmol H2O --285.8 mot dion 10 Calculate Hoxn for the reaction below given: AH TAHylall - 66.4 kJ/mol A4 Hy s 4 - ASH -4HO Selected Answer: Correct...
(7 pts.) Calculate the heat absorbed when 4.20 g of H2 are produced according to the following equation. CH3OH (g) → CO(g) + 2 H2(g) AH = 90.2 kJ (7 pts.) When one adds 1.475 kJ of heat energy to a sample of gold, the temperature goes from 12.5 °C to 84.6 °C. Calculate the mass of the sample of gold. Gold has a specific heat capacity of 0.129 J/g.°C. (6 pts.) 10. Write the thermochemical equation for the standard...
Most questions answered within 3 hours.
-
lease solve all the
questions, don't need to explanations
Q1 - All animal
species have general...
asked 1 hour ago -
Business Phasing
1.Discuss the logical progression for growing a business, which
starts from the initial idea...
asked 1 hour ago -
Modify
When executing on the command line having only
this program name, the program will accept...
asked 2 hours ago -
Kenny Electric Company's noncallable bonds were issued several
years ago and now have 20 years to...
asked 2 hours ago -
find H(e^Jtheta) at theta= 0, pi/10, pi/20, pi/2 for
the following:
a) H(e^Jtheta)= 1+e^Jtheta
b) H(e^Jtheta)=...
asked 3 hours ago -
Home Corporation will open a new store on January 1. Based on
experience from its other...
asked 3 hours ago -
In a neoclassical model, use the IS-LM to analyze the effect of
a permanent money supply...
asked 4 hours ago -
An electron passes through a point 2.67 cm from a long straight
wire as it moves...
asked 4 hours ago -
A grammar is a 4-tuple G, G = (Ν, Σ, Π, Σ, S) where, Ν is...
asked 5 hours ago -
In this part, calculate the present values. Use the Excel PV
function to compute the present...
asked 5 hours ago -
Part 1. Primitive Types, Sorting, Recursion for
Homework.java
a) Implement the static method initializeArray that receives...
asked 6 hours ago -
Using C++, build a sorter that can rank a sequence of numbers in
a descending order....
asked 6 hours ago