How many nitrogen atoms are in a 2.51 mol sample of N_2O?

1 Answer
Aug 28, 2016

#5.02xxN_A#, where #N_A="Avogadro's number"#

Explanation:

#N_A=6.022xx10^23*mol^-1#

Clearly there are #5.02xxN_A# nitrogen atoms in a #2.51*mol# sample. How many oxygen atoms?