Calculate the N-F bond energy (kJ/mol)

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter7: Molecular Structures
Section: Chapter Questions
Problem 87QRT
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Given the following information:
N, bond energy = 941 kJ/mol, F, bond
energy = 154 kJ/mol
% Nao) +3/2 F,
NF 319)
AH =
2(g)
-103 kJ/mol
Choose.
Calculate the N-F bond energy (kJ/mol)
A quantity of 505 J of heat are added to
11.3 g of water at 28.3 °C. What is the
final temperature of water? ( specific heat
of water = 4.18 J/g.°C).
Choose.
%3D
A balloon of helium gas lost 36.4 kJ of
heat while it was raising up,
simultaneously, the helium gas expanded
from 64.0 L to 80.0 L against 563 mmHg
pressure. Calculate the change in the
internal energy (AU) of helium gas ( in kJ)
. Given that ( atm.L = 101.3 J)
Choose.
3-2
Transcribed Image Text:Given the following information: N, bond energy = 941 kJ/mol, F, bond energy = 154 kJ/mol % Nao) +3/2 F, NF 319) AH = 2(g) -103 kJ/mol Choose. Calculate the N-F bond energy (kJ/mol) A quantity of 505 J of heat are added to 11.3 g of water at 28.3 °C. What is the final temperature of water? ( specific heat of water = 4.18 J/g.°C). Choose. %3D A balloon of helium gas lost 36.4 kJ of heat while it was raising up, simultaneously, the helium gas expanded from 64.0 L to 80.0 L against 563 mmHg pressure. Calculate the change in the internal energy (AU) of helium gas ( in kJ) . Given that ( atm.L = 101.3 J) Choose. 3-2
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