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A sample of metal chloride weighing 0.22 g required 0.51 g of AgNo3 to precipitate the chloride completely. Tha specific heat of the metal is 0.057. Find the molecular formulaof the chloride if the metal is M.

A sample of metal chloride weighing 0.22 g required 0.51 g of AgNo3 to  precipitate the chloride completely. Tha specific heat of the metal is 0.057. Find the molecular formulaof the chloride if the metal is M.

Grade:11

1 Answers

Sunil Kumar FP
askIITians Faculty 183 Points
8 years ago
MClx + AgNO3 -----AgCl + MNO3
mass of 1 mole of metal is given by dulong petite law
at wt*sp heat=25
at wt=25/.057=438.6g/mole

now mole of AgNO3=.51/169.87=.003
mole of MClx=.22/438.6+35.5x
both are equal solve and get the answer

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