Standard Enthalpy/ Bond Energy Flashcards
1
Q
standard enthalpy is at ….
A
25C and 1 atm
2
Q
What is the energy required when reactants in their standard states react and yield products?
A
Standard enthalpy
3
Q
What is the energy involved in the formation of one mole of a molecule/ compound from its constituent elements w/ products and reactant in standard states?
A
standard enthalpy of formation
4
Q
How to find delta H?
A
sum of delta H of formation for products - sum of delta H of formation for reactants
5
Q
What is the energy required to break one mole of covalent bonds bw atoms in a molecule>
A
bond energy
6
Q
Does bond energy require lewis structures?
A
yes
7
Q
What type of bond has the most energy?
A
triple bond
8
Q
how to find delta H reaction
A
sum of bonds broken (reactants)- sum of bonds formed (products)
