Question

1. Calculate ΔH (in kJ) for the process Hg2Br2(s) → 2 Hg(l) + Br2(l) from the...

1. Calculate ΔH (in kJ) for the process Hg2Br2(s) → 2 Hg(l) + Br2(l) from the following information.

Hg(l) + Br2(l) → HgBr2(s)       ΔH298   = −170.7 kJ Hg(l) + HgBr2(s) → Hg2Br2(s)   ΔH298  = −36.2 kJ

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Hess's Law Given the following data: Br2(l) + 5F2(g) → 2BrF5(l) ΔH°=-918.0 kJ BrF3(l) + Br2(l)...
Hess's Law Given the following data: Br2(l) + 5F2(g) → 2BrF5(l) ΔH°=-918.0 kJ BrF3(l) + Br2(l) → 3BrF(g) ΔH°=125.2 kJ Br2(l) + F2(g) → 2BrF(g) ΔH°=-117.2 kJ calculate ΔH° for the reaction: BrF5(l) → BrF3(l) + F2(g)
Hess's Law Given the following data: 2C(s) + 2H2(g) + O2(g) → CH3OCHO(l) ΔH°=-366.0 kJ CH3OH(l)...
Hess's Law Given the following data: 2C(s) + 2H2(g) + O2(g) → CH3OCHO(l) ΔH°=-366.0 kJ CH3OH(l) + O2(g) → HCOOH(l) + H2O(l) ΔH°=-473.0 kJ C(s) + 2H2(g) + 1/2O2(g) → CH3OH(l) ΔH°=-238.0 kJ H2(g) + 1/2O2(g) → H2O(l) ΔH°=-286.0 kJ calculate ΔH° for the reaction: HCOOH(l) + CH3OH(l) → CH3OCHO(l) + H2O(l)
Given the data 2 S(s) + 3 O2(g) → 2 SO3(g) ΔH = −790 kJ S(s)...
Given the data 2 S(s) + 3 O2(g) → 2 SO3(g) ΔH = −790 kJ S(s) + O2(g) → SO2(g) ΔH = −297 kJ SO3(g) + H2O(l) → H2SO4(l) ΔH = −132 kJ use Hess's law to calculate ΔH for the reaction 2 SO2(g) + O2(g) → 2 SO3(g).
Given the following data: H2(g) + 1/2O2(g) → H2O(l) ΔH° = -286.0 kJ C(s) + O2(g)...
Given the following data: H2(g) + 1/2O2(g) → H2O(l) ΔH° = -286.0 kJ C(s) + O2(g) → CO2(g) ΔH° = -394.0 kJ 2CO2(g) + H2O(l) → C2H2(g) + 5/2O2(g) ΔH° = 1300.0 kJ Calculate ΔH° for the reaction: 2C(s) + H2(g) → C2H2(g)
Given the following data: HNO3(l) → 1/2N2(g) + 3/2O2(g) + 1/2H2(g) ΔH° = 174.1 kJ 2N2(g)...
Given the following data: HNO3(l) → 1/2N2(g) + 3/2O2(g) + 1/2H2(g) ΔH° = 174.1 kJ 2N2(g) + 5O2(g) → 2N2O5(g) ΔH° = 28.4 kJ H2(g) + 1/2O2(g) → H2O(l) ΔH° = -285.8 kJ Calculate ΔH° for the reaction: 2HNO3(l) → N2O5(g) + H2O(l) Note that you should be able to answer this one without needing to use any additional information from the thermo table.
Given the following thermochemical data: ½H2(g)+AgNO3(aq) → Ag(s)+HNO3(aq) ΔH = -105.0 kJ 2AgNO3(aq)+H2O(l) → 2HNO3(aq)+Ag2O(s) ΔH...
Given the following thermochemical data: ½H2(g)+AgNO3(aq) → Ag(s)+HNO3(aq) ΔH = -105.0 kJ 2AgNO3(aq)+H2O(l) → 2HNO3(aq)+Ag2O(s) ΔH = 44.8 kJ H2O(l) → H2(g)+½O2(g) ΔH = 285.8 kJ Use Hess’s Law to determine ΔH for the reaction: Ag2O(s) → 2Ag(s)+½O2(g)
iii) Calculate ΔH for the reaction 2 Al (s) + 3 Cl2 (g) → 2 AlCl3...
iii) Calculate ΔH for the reaction 2 Al (s) + 3 Cl2 (g) → 2 AlCl3 (s) from the data 2 Al (s) + 6 HCl (aq) → 2 AlCl3 (aq) + 3 H2 (g) ΔH = -1049. kJ HCl (g) → HCl (aq) ΔH = -74.8 kJ H2 (g) + Cl2 (g) → 2 HCl (g) ΔH = -1845. kJ AlCl3 (s) → AlCl3 (aq) ΔH = -323. kJ
Use the ΔH°f and ΔH°rxn information provided to calculate ΔH°f for IF: ΔH°f (kJ/mol) IF7(g) +...
Use the ΔH°f and ΔH°rxn information provided to calculate ΔH°f for IF: ΔH°f (kJ/mol) IF7(g) + I2(g) → IF5(g) + 2 IF(g) ΔH°rxn = -89 kJ IF7(g) -941 IF5(g) -840
Use the ΔH°f and ΔH°rxn information provided to calculate ΔH°f for IF: ΔH°f (kJ/mol) IF7(g) +...
Use the ΔH°f and ΔH°rxn information provided to calculate ΔH°f for IF: ΔH°f (kJ/mol) IF7(g) + I2(g) → IF5(g) + 2 IF(g) ΔH°rxn = -89 kJ IF7(g) -941 IF5(g) -840 Answers: (a) -190 KJ/mol (b) 101 KJ/mol (c) 24 KJ/mol (d) -95 KJ/mol (e) -146 KJ/mol
Consider the following reaction: 2AgCl(s) → 2Ag(s) + Cl2(g); ΔH° = 127.1 kJ; ΔS° = 115.7...
Consider the following reaction: 2AgCl(s) → 2Ag(s) + Cl2(g); ΔH° = 127.1 kJ; ΔS° = 115.7 J/K at 298 K Suppose 59.4 g of silver(I) chloride is placed in a 63.1 L vessel at 298 K. What is the equilibrium partial pressure of chlorine gas? (R = 0.0821 L · atm/(K · mol) = 8.31 J/(K · mol)) A.5.7 × 10-17 atm B.0.95 atm C.5.1 × 10-23 atm D.0.081 atm E.0.16 atm
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT