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[" 2."],[" Which of these weighs most? "...

[" 2."],[" Which of these weighs most? "1],[" (i) "32" g of oxygen,"],[" (ii) "2" g atom of hydrogen,"],[" (ii) "0.5" mole of "Fe,],[" (iv) "3.01times10^(@)" atoms of carbon "]

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Which of these weights most? (i) 32 g of oxygen, (ii) 2 g atom of hydrogen, (iii) 0.5 mole of Fe, (iv) 3.01 xx 10^(23) atoms of carbon.

Which of the following weighs most (a) 2 gram-atom of oxygen (b) 25 g of Fe (c) 4 xx 10^(23) atoms of carbon (d) 22.4 litres of CO_(2)

Which of the following will weigh maximum amount? (a). 20 g iron, (b) 1.2 g atom of N , (c ) 1xx10^(23) atoms of carbon, (d) 1.12 litre of O_(2) at STP .

1g mole oxygen=2 gram-atom oxygen'-justify.

Which does have more atoms, 1.0 g of hydrogen or 1.0 g of oxygen ?

Calcualte the amount in grams of: (i) 2.5 gram atoms of nitrogen (ii) 3.6 gram mole of carbon dioxide.