單項選擇題火焰原子吸收光譜法測定樣品中鋅的結(jié)果是1.0mg/L,相當(dāng)于多少ZnO(O的原子量為16,Zn的原子量65.4)()

A.1.244mg/L
B.1.24mg/L
C.1.2mg/L
D.0.80mg/L
E.0.48mg/L