(1.21 x 10^-3 + 1.3 x 10^-3) x 6.453 x 10^2 =

How many moles of n2 you have in 476 l sample at stp?

Complete the table for ion charge based upon their losing or gaining electrons in the outer shell. (use the periodic table as necessary.) group most likely ionic charge # of valence electrons i +1 ii +2 iii +3 iv +4 or -4 v -3 vi -2 vii -1 viii 0

What are transitions between a liquid and gas called? identify which way they are transitioning