Why is the enthalpy of formation of oxygen zero?

Question

20-10-2016
Chemistry

contestada

Why is the enthalpy of formation of oxygen zero?

Respuesta :

Otras preguntas

What is the rate and unit rate of 40 meters in 16 seconds

a theater can sell 600tickets for each performance. for one performance, 80% of the tickets were sold. for another performance, 91% of the tickets were sold. wh

If PQ=7 and QR=10, then PR= what ?

effective teamwork and high productiivity are good indications of postive1.socializing2.productivity goals3.horizontal relantionship4.reinforcement

What is the answer to 6(y+2)-4=-10

How to simplify factions

what type of consumers are in temperate grassland

If a hallway measuring 90 feet by 7 feet requires 1/2 a fluid ounce of cleaning solution per square foot, how much cleaning solution is needed to clean the hall

In what ways did the Nixon-era court continue to uphold reform efforts? In what ways was it more conservative than the Warren Court had been?

SJ2006 SJ2006 · Answer 1 · 2016-10-28T10:03:00+02:00

SJ2006 SJ2006

28-10-2016

All elements in their standard states (oxygen gas, solid carbon in the form of graphite, etc.) have a standard enthalpy of formation of zero, as there is no change involved in their formation.

Answer Link