What is the molar heat of formation of water?

Answer 1

Well, the is the enthalpy associated with one mole of substance from its constituent elements under standard conditions...

#H_2(g) + 1/2O_2(g) rarr H_2O(l) + Delta_"enthalpy of formation"#

#DeltaH_f^@(H_2O)-=-285.6*kJ*mol^-1#...

By signing up, you agree to our Terms of Service and Privacy Policy

Answer 2

Naomi Aronson

The molar heat of formation of water (ΔHf) is -285.83 kJ/mol at 25°C and 1 atmosphere pressure.

By signing up, you agree to our Terms of Service and Privacy Policy

Answer 3

Olivia Anton

The molar heat of formation of water (H2O) is -285.8 kJ/mol at 25°C and 1 atm pressure.

By signing up, you agree to our Terms of Service and Privacy Policy

Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.