chemistry101
mon000
14) Ammonia can be prepared by the reaction of magnesium nitride with water- The' products *" *--onia and magnesium hydroxide. Balance this equation (2 points)
_MglN2 + -H2O
--+
-NH3 + ' Mg(OFDZ
15) Calculate the molarity of a solution that contains 0.5 moles of NaOH in 200 milliliters
ofwater' Q Points)
16) What is Avogadro's Number and why is it important to chemists? (2 points)
SO WT{AT? U; nt r.. offet t'real-wotld' application of the information you learned_in-Chaptets 4,5, a;nd 6'
(u"e the space ptouided iilow aad on the back of this quiTto aaswet the followiag questioos.)
ORIGINALITY oflour answers in IYIMT, IYHO, and IYI{Y, below. 1 point IYIIAT concept didlou lean that was of paticilar intenst tolou? 2 points VDfiO tonld no tbis concept aboae in the rcal-aorld and WIY or whatputpose? 2 points
' ,/5 poiats
_/1l points