1.

Rearrange the following (I to IV) in the order of increasimasses and choose the correct answer from (a), (b),and (d) (Atomic masses : N = 14, ( 16, Cu-63)L 1 molecule of oxygernI. 1 atom of nitrogenⅢ. I × 10-10 g molecular weight of oxygenIV 1 x 108 g atomic weight of copper.(ay Il<I< III < IV(b)(d)IV < III <II<1III < IV<I<II)II< III <I< IV

Answer»

1 atom of nitrogen will weigh = 14gm

also 1 molecule of oxygen has weight = 32gm.. this is maximum.

so, option B



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