Question

The molality of a urea solution in which 0.0100 g of urea, [(NH₂)₂CO] is added to 0.3000 dm³ of water at STP is :
(a) 5.55 x 10⁻⁴ m
(b) 33.3 m
(c) 3.33 × 10⁻² m
(d) 0.555 m

Answer 1

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The molality of a urea solution in which 0.0100 g of urea, [(NH₂)₂CO] is added to 0.3000 dm³ of water at STP is :
(a) 5.55 x 10⁻⁴ m
(b) 33.3 m
(c) 3.33 × 10⁻² m
(d) 0.555 m


→ [B]


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Answer 2

Answer :

The molality of a urea solution in which 0.0100 g of urea, [(NH₂)₂CO] is added to 0.3000 dm³ of water at STP is :

(a) 5.55 x 10⁻⁴ m  

(b) 33.3 m

(c) 3.33 × 10⁻² m  

(d) 0.555 m

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The correct option is (B) : 33.3 m

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