Sample Of Welcom Address In A Program At 27degrees Celcius And 760 Mm Hg, A Sample Of Hydrogen Occupies 5.00 L.How Much Space Will It Occupy At STP?

At 27degrees celcius and 760 mm Hg, a sample of hydrogen occupies 5.00 l.How much space will it occupy at STP? - sample of welcom address in a program

I have this great test of science and IM homeschooled so my mother does not know how I got the three books that say science does not and, as such a problem. I really need help ...