How many molecules are present in 936 g of glucose #C_6H_12O_6#?

1 Answer
P dilip_k
Apr 9, 2016

The molar mass of #C_6H_12O_6=6xx12+12xx1+6xx16=180gmol^-1#

No. of moles #(mass) /(molar mass)=936/180mol=5.2mol#

Now no of molecule = no of moles X Avogadro's number

#=5.2xx6.022xx10^23~~31.31xx10^23# molecules

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