What is the oxidation number of Oxygen?

In what environment would mineral formation caused by high pressures and high temperatures most likely occur?

The atomic number, or number, is the described as the number of in the nucleus of an chemical element.

For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.