An atom with 7 protons 6 neutrons and 7 electrons has an atomatic mass of _ amu?

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

How many moles are contained in 5.6 l of h2 at stp

Which substance can be broken down by chemical means