How many moles of o atoms are there in 25.0 g of hno3?

Aforce of attraction/repulsion due to the spin of electrons what is this force?

Which of the following units is not an official si unit? mole liter kilogram ampere

4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.