网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
单选题
原子吸收法测定Cr和Cd的吸收波长分别是()
A
228.8nm,253.7nm
B
228.8nm,357.9nm
C
357.9nm,228.8nm
D
357.9nm,253.7nm
E
357.9nm,283.3nm
参考答案
参考解析
解析:
铬的吸收波长为357.9nm,镉的吸收波长为228.8nm。
更多 “单选题原子吸收法测定Cr和Cd的吸收波长分别是()A 228.8nm,253.7nmB 228.8nm,357.9nmC 357.9nm,228.8nmD 357.9nm,253.7nmE 357.9nm,283.3nm” 相关考题
考题
原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长(nm)分别是( )。A、283.3,57.9,228.8,253.7B、283.3,253.7,228.8,357.9C、357.9,253.7,228.8,283.3D、228.8,283.3,253.7,357.9E、357.9,253.7,228.8,283.3
考题
用原子吸收分光光度法测定汞和镉,其吸收波长分别是A、253.7nm和228.8nmB、228.8nm和253.7nmC、357.9nm和253.7nmD、253.7nm和357.9nmE、357.9nm和228.8nm
考题
原子吸收分光光度法测定空气中Pb、Cr、ca、Hg,使用的波长(nm)分别是A.283.3,357.9,228.8,253.7B.283.3,253.7,228.8,357.9C.357.9,253.7,228.8,283.3D.228.8,283.3,253.7,357.9E.357.9,253.7,228.8,283.3
考题
原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长分别是A.283.3nm,357.9nm,228.8nm,253.7nm
B.283.3nm,253.7nm,228.8nm,357.9nm
C.357.9nm,253.7nrn,228.8nrn,283.3nm
D.228.8nm,283.3nm,253.7nm,357.9nm
E.357.9nm,253.7nm,228.8nm,283.3nm
考题
原子吸收法测定Cr和Cd的吸收波长分别是()A、228.8nm,253.7nmB、228.8nm,357.9nmC、357.9nm,228.8nmD、357.9nm,253.7nmE、357.9nm,283.3nm
考题
原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长分别是()A、283.3nm357.9nm228.8nm253.7nmB、357.9nm253.7nm228.8nm283.3nmC、253.7nm357.9nm228.8nm283.3nmD、283.3nm253.7nm228.8nm357.9nmE、228.8nm283.3nm253.7nm357.9nm
考题
单选题原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长分别是( )。A
357.9nm,253.7nm,228.8nm,283.3nmB
228.8nm,283.3nm,253.7nm,357.9nmC
283.3nm,253.7nm,228.8nm,357.9nmD
283.3nm,357.9nm,228.8nm,253.7nmE
357.9nm,253.7nm,283.3nm,228.8nm
考题
单选题原子吸收法测定Cr和Cd的吸收波长分别是()A
228.8nm,253.7nmB
228.8nm,357.9nmC
357.9nm,228.8nmD
357.9nm,253.7nmE
357.9nm,283.3nm
考题
单选题原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg,使用的波长(nm)分别是()。A
283.3,357.9,228.8,253.7B
283.3,253.7,228.8,357.9C
357.9,253.7,228.8,283.3D
228.8,283.3,253.7,357.9E
357.9,253.7,228.8,283.3
考题
单选题原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长(nm)分别是()。A
283.3,57.9,228.8,253.7B
283.3,253.7,228.8,357.9C
357.9,253.7,228.8,283.3D
228.8,283.3,253.7,357.9E
357.9,253.7,228.8,283.3
考题
单选题原子吸收分光光度法测定空气中Cd时,波长应选择()A
228.8nmB
560.2nmC
253.7nmD
423.1nmE
357.9nm
热门标签
最新试卷