What is the standard deviation of this data set? {73, 70, 80, 12, 98, 27}

A.
123.8
B.
33.2
C.
30.3
D.
28.0

If there are 3.5 moles of koh, how many moles of naoh can be produced? question 1 options: a)3.0 moles naoh b)3.5 moles naoh c)1 moles naoh d)9 moles naoh