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26-02-2021
Chemistry

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Calculate the molality ( m) of solution containing 30.5 g of ethylene glycol C2H6O2 dissolved in 185 g of water. SHOW WORK PLEASE

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mamyamirah mamyamirah

27-02-2021

Answer:

GIVEN

mass of solution (m) =30.5g

mass of solvent (ms) =185g

R.tc Malality (M) =?

sln

mr=C2H6O2

mr=12x2+1x6+16x2

=62

Malality =mX1000 /mrxms

M =30.5x1000/62x185

Malality =2.659

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