Calculate AH°for the following reaction, after it is properly balanced with smallest whole-numberrxncoefficients:C2H6(g) + O2(g)> CO2(g) + H2O(g)[unbalanced]AH°[C2H6(g)] =-84.667 kJ/molДН [СО2(g)1%3 -393.5 kJ/molAH°[CO2(aq)] =-412.9 kJ/molAH°[H2O(g)]=-241.826 kJ/molAH°[H2O()] =-285.840 kJ/molf

Answered: Image /qna-images/answer/c06095d3-0657-4eed-91af-2655baae0426.jpg

Calculate AH° for the following reaction, after it is properly balanced with smallest whole-number rxn coefficients: C2H,(g) + O2(g) → CO2(g) + H20g) [unbalanced] Дн [C,Но(g)] 3-84.667 kJ/mol AH [CO2(g)] =-393.5 kJ/mol f AH° [CO2(aq)] f =-412.9 kJ/mol AH [H20(g)] =-241.826 kJ/mol f AH [H2O()] =-285.840 kJ/mol

Calculate AH° for the following reaction, after it is properly balanced with smallest whole-number rxn coefficients: C2H,(g) + O2(g) → CO2(g) + H20g) [unbalanced] Дн [C,Но(g)] 3-84.667 kJ/mol AH [CO2(g)] =-393.5 kJ/mol f AH° [CO2(aq)] f =-412.9 kJ/mol AH [H20(g)] =-241.826 kJ/mol f AH [H2O()] =-285.840 kJ/mol

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

6. Find AH for the following reaction: Fe2O3 (s) + 3 CO (g) → 2 Fe (s) + 3 CO₂ (g) Use these reactions and AH's: 4 Fe (s) + 3 O₂ (g) → 2 Fe₂O3 (s) CO (g) + O2 (g) → CO₂ (g) AH= -1648 kJ ΔΗ= -283 kJ 7. Find AH for the following reaction: C6H12O6 (s) 2 C₂H5OH (l) + 2 CO2 (g) The standard enthalpies of formation are: 6 C (s) + 6 H₂(g) + 3 O2(g) → C6H12O6 (S) 2 C(s) + 3 H₂(g) + O2(g) → C₂H5OH (l) C(s) + O₂ (g) → CO₂ (g) 8. Hydrazine, N₂H4, is a rocket fuel. Calculate the AH combusted according to the equation: 2N₂H4 (g) → 2M
Use the information provided to determine AH°rxn for the following reaction: AH°f (kJ/mol) CH4(3) + 3 Cl2(g) → CHC|3{1) + 3 HCI(g) AH°rxn = ? CH4(3) -75 CHCI3() -134 HCI(g) -92 -217 kJ O -151 kJ +117 kJ +662 kJ O -335 kJ
Considering the following reaction: 2C0(g) + O2(g) --> 2CO2(g) AH° = -258 kJ What is the AH° for the reaction below in kJ ? 6CO2(g) --> 6CO(g) + 302(g) Enter you result using no decimals.
Determine the AH of the reaction 1 1 NO2(9) + 702cg) +;H20g) → HN03(aq) 1 5 N2cg) + O2(g) → NO2(9) NO29) AH = 33.2 kJ 1 1 3 Hzo) + Naca) +02l@) → HNO3(a2) AH = -202.3 kJ ΔΗ +5N2(9) +502(g) → HNO3(aq) 1 +,02(9) → H20(9) AH = -285.8 kJ H2(g)
3. Given the following equations and AH values, determine the heat of reaction at 298 K for the reaction C(s) + 2 H₂(g) → CH₁(B) C(s) + O₂(g) → CO₂(g) ΔΗ = -393.5 kJ H₂(g) + 1/2O₂(g) → H₂O(l) ΔΗ = -285.8 kJ ΔΗ = +890.3 kJ CO,(g) + 2 H,O(l) > CH%(g) + 2 Oz(g)
Calculate AH for: N₂ + 10 C +5 H₂ → 2 C5H5N by using the following known thermochemical reactions: Eq. 1: C5H5N + 25/2 02 1/2 N₂ + 5 CO2 + 5/2 H₂O AH₁ = -2672 kJ/mol - Eq. 2: C + O₂ CO₂ -> AH2-393.5 kJ/mol Eq. 3: H₂ + 1/2 02 → H₂O AH3-241.8 kJ/mol -10488 kJ/mol +200 kJ/mol -2472 kJ/mol O-3307 kJ/mol
Consider the following thermochemical equations (Note: HA is a weak acid)H+(aq) + OH-(aq) → H2O(l) ΔH1HA(aq) → H+(aq) + A-(aq) ΔH2HA(aq) + OH-(aq) → A-(aq) + H2O(l) ΔH3Choose the equation that shows the correct relationship between their enthalpy changes.
N2(8) +0,(8) → 2NO (8 ) AH = 180.5 kJ NO (8) + -0,(8)→NO,(8) AH = -57.1 kJ Calculate the AHXN for the following reaction: N,+0,-NO,(8) 2
Given the following three reactions: C (s) + 2 H2 (g) ------> CH4 (g) AH = -33.1 kJ C (s) + 2 Cl2 (g) CCI4 (8) AH = -110.7 kJ ons H2 (g) + Cl2 (g) -------> 2 HCI (g) AH = -149.8 kJ Find AH for the reaction below, in kJ. CH4 (g) + 4 Cl2 (g) -----> CCI4 (g) + 4 HCI (g) AHrxn = ? es
Show work .don't use Ai for answering this
3. The reaction of solid magnesium carbonate (MgCO3) with aqueous hydrochloric acid (HCl) is given below: MgCO3(5) + 2 HCl(ag) → MgCl(ag)+H2OM + CO2@) AH°rn=-34.5 kJ If 1.3443 g of solid magnesium carbonate (M = 84.32 g/mol) are reacted with 54.90 mL of 0.656 M hydrochloric acid (M = 36.46 g/mol), a) Determine which of the two reactants (MGCO3) or HCla9) is the limiting reagent. b) Determine how much heat (AH ~ kJ) will be produced when: the 1.3443 g of solid magnesium carbonate MGCO3) reacts with the 54.90 mL of 0.656 M hydrochloric acid. HClag) _kJ / (1.3443 g MGCO36) + 54.90 mL of 0.656 M HC1«9) Data: m\eCO3 VHCI CHCI
If qsolution = -10 kJ for the following reaction conducted in a coffee cup calorimeter, what is greaction → NaCl(aq) +H,O(aq) AH = +30 kJ NaHCO3(ag) + HCl aq) → NaClaq) + H,O aq) – CO2 aq) +HCI, O+30kJ -10kJ O-30kJ -3.0kJ O+10kJ 彩