Q.

Match the mass of elements given in Column I with the number of moles given in Colurrn II. Choose the correct codes from the options given belowCodes

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a

A- 4 B-3 C-2 D-1

b

A-1 B-3 C-2 D-4

c

A-3 B-2 C-1 D-4

d

A-2 B-1 C-4 D-3

answer is D.

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Detailed Solution

A:28 g of He=284=7 molB:46 g of Na=4623=2 molC:60 g of Ca=6040=1.5 molD:27 g of Al=2727=1 mol
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