Atomising one mole of NH₃(g) takes 1170 kJ. What is the… | StemPy Lab

Help Contact For teachers and institutes

Mock Tests Classes

StemPy Lab

Learn. Solve. Code the solutions. Test yourself.

Live examsFree mock exams, timed and rankedEveryone starts together, and your score and rank come the moment it ends.See the exams →

Learn

Physics
Chemistry
Mathematics
Biology
Python Programming
Statistics & Data Science
Classes
Groups

Practice

Problems
Quizzes
Mock Tests
Prepare for an Exam
Question Sets
Exams
Certificates
Python Labs
AI Practice Generator
Student-Created Tests

Community

Discussions
Resources
Notes
Blog

Account

Dashboard
My Content
Profile
Log in

© 2026 senLearn. All rights reserved.Help About Contact Privacy Policy Terms of Use Refund Policy

Atomising one mole of NH₃(g) takes 1170 kJ. What is the… | StemPy Lab

Quizzes
Atomising one mole of NH₃(g) takes 1170 kJ. What is the mean N-H bond enthalpy?

ChemistryMediumHigh School (11–12)Chemical Thermodynamics › Enthalpy and Hess's Law A-Level AP IB JEE Main

Created by StemPy Lab

Atomising one mole of $\text{NH}_3\text{(g)}$ takes $1170\ \text{kJ}$ . What is the mean N-H bond enthalpy?

← All Quizzes

← 0.0120 mol of a sugar burns in a bomb calorimeter with heat capacity 8.5 kJ/K. The temperature rises by 2.4 K. What is Δ U of combustion?Which statement explains why Hess's law holds? →

More onChemical Thermodynamics › Enthalpy and Hess's Law

Discussion (0)

Log in to join the discussion.

Loading…

More questions on this topic

For N₂(g) + 3 H₂(g) → 2 NH₃(g) at 298 K, Δr H° = -92.4 kJ mol⁻¹. The bond enthalpies are N≡N 946…Advanced
The standard enthalpy of formation of methane, CH₄(g), is -74.8 kJ mol⁻¹. The enthalpy of…Hard
The standard enthalpies of combustion are: ethyne, C₂H₂(g), -1300 kJ mol⁻¹; graphite, -393.5 kJ…Medium
A student pours 60.0 mL of 1.50 M nitric acid into 140.0 mL of 0.500 M potassium hydroxide…Medium
The standard enthalpies of formation are C₂H₄(g) +52.3 kJ mol⁻¹, CO₂(g) -393.5 kJ mol⁻¹ and H₂O(l)…Medium

All questions on this topic →

Problems on this topic

Benzene is more stable than a ring of three single and three double bonds (one Kekule structure)…Advanced
A bomb calorimeter (a sealed steel vessel of fixed volume in a water bath) is first calibrated…Hard
Breaking one mole of CH₄(g) into atoms takes 1665 kJ…Hard
Estimate Δr H for C₂H₄(g) + H₂(g) → C₂H₆(g) from the mean bond enthalpies: C=C 611, H-H 435, C-C…Medium

All problems on this topic →