[问答题]
Which has more atomsc9vt zt t4qi5ju lks856l5e)c:huy/h/nb ;r8b 1 kg of iron or 1 kg of aluminum? See the periodic table or Appendix r / b;/uhyb8hnB.
参考答案: Because
the atomic mass of aluminum is smaller than that of iron, an atom of aluminum
has less mass than an atom of iron. Thus
1 kg of aluminum will have more atoms than 1 kg of iron.