Problem: Be sure to answer all parts. Calculate the molality of each of the following solutions: (a) 19.1 g of sucrose (C12H22O11) in 745 g of water, (b) 8.05 moles of ethylene glycol (C2H6O2) in 3175 g of water.

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Be sure to answer all parts. 

Calculate the molality of each of the following solutions: 

(a) 19.1 g of sucrose (C12H22O11) in 745 g of water, 

(b) 8.05 moles of ethylene glycol (C2H6O2) in 3175 g of water.