Chemistry
Senior High
想請問這題 謝謝大家
類
15 將下列(甲)、(乙)、(丙)、(丁)依照質量大小來排序:
(甲)1個銅原子(乙)4克的水分子(丙)3×10-23莫耳的氮氣()25℃、1大氣壓的4.9
升的氧氣(原子量:C=12,H=1,O=16, N=14,Cu= 64)
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