What mass of magnesium chloride is associated with #2.29xx10^23# formula units of magnesium chloride?

1 Answer
anor277
Jun 6, 2016

Avogadro's number of #"magnesium chloride fomula units"# have a mass of #95.21*g#. So you have a mass of approx. #40*g#.

Explanation:

#(2.29xx10^23" magnesium chloride formula units")/(6.022xx10^23" magnesium chloride formula units per mole")# #xx# #95.21*g*mol^-1# #=# #??g#

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