Question

which of the following has the greatest mass in grams?
0.3 mol iron (Fe) atoms
1 atom of silver (Ag)
25 atoms of lead (Pb)
1 mole of hydrogen atoms (H)

Answer 1

I dont know how. may you explain or interpret

Answer 2

mol of iron atoms.

1 mol of hydrogen would be around one gram, and 1 mol of iron would be around 55 grams.
so 0.3 x 55 is more than 1

Answer 3

im sorry, i am not following at all.

Answer 4

1 atom weight is big or 25 atoms weight are big

Answer 5

so the answer is (c)?

Answer 6

no answer is first