What is the name of the covalent compound n2o5?

What pressure will be exerted by 0.675 moles of a gas at 25*c if it is in a 0.750-l container?

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light