0 votes
22 views
in Chemical reactions by (138k points)
What is the bond energy of O-H bond in the water molecule (H2O)? Show the complete calculation with the given bond dissociation energy of H-O bond and H-H bond.

1 Answer

0 votes
by (138k points)
To calculate the bond energy of the O-H bond in a water molecule, we need to know the bond dissociation energies of the H-O bond and the H-H bond. However, you have not provided the values for these bond dissociation energies. Assuming you have the bond dissociation energy values, the calculation can be done as follows:1. Calculate the average bond dissociation energy of the two O-H bonds in the water molecule.2. Subtract the bond dissociation energy of the H-H bond from the average bond dissociation energy of the two O-H bonds.Here's an example with hypothetical values:Let's say the bond dissociation energy of the H-O bond is 460 kJ/mol, and the bond dissociation energy of the H-H bond is 436 kJ/mol.1. Calculate the average bond dissociation energy of the two O-H bonds in the water molecule:Average bond dissociation energy of O-H bonds =  2 * 460 kJ/mol  / 2 = 460 kJ/mol2. Subtract the bond dissociation energy of the H-H bond from the average bond dissociation energy of the two O-H bonds:Bond energy of O-H bond in H2O = 460 kJ/mol - 436 kJ/mol = 24 kJ/molSo, the bond energy of the O-H bond in the water molecule would be 24 kJ/mol in this hypothetical example. Please replace the bond dissociation energy values with the correct values to obtain the accurate bond energy of the O-H bond in the water molecule.
Welcome to Sarvan Science Q&A, where you can ask questions and receive answers from other members of the community.
...