Q.

Number of Ca2+ and Cl  ions in 111 g of anhydrous CaCl2  respectively are (molar mass of CaCl2  is 111g/mol)

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a

NA,2NA

b

2NA,NA

c

None

d

NA,NA

answer is A.

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Detailed Solution

111g CaCl2  is one mole. From the atomicities, 1 mol CaCl2 contains 1 mol  Question Image  Question Imageand Question Image   

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