Question

Which of these weighs most?
(1) 32 g oxygen 02
(2) 2 g atom of nitrogen
(3) 0.5 mole of iron
(4) 3.01 * 1023 atoms of carbon
the​

Answer 1

Answer:

first one

Explanation:

32 g oxygen 02 have high weight may be .

Answer 2

Answer:

oxygen is the answer because the no of atom in it os more