【单选题】以配位滴定法测定铝。30.00mL10.0100m/1.的EDTA溶液相当于Al203(摩尔质量为101.96g/mol)的质量(mg)的计算式为()
B.
30.00×0.01000×(101.96/2)
C.
30.00×0.01000×(101.96/2000
D.
30.00×0.01000×101.96×(2/6)
【简答题】本实验表明骨骼肌的哪些生理特性?试说明其生理意义
【单选题】以配位滴定法测定铝。30.00mL0.01000mol/L的EDTA溶液相当于Al2O3(其摩尔质量为101.96g/mol)的质量(mg)的计算式为( )
B.
30.00*0.01000*(101.96/2)
C.
30.00*0.01000*(101.96/2000)
D.
30.00*0.01000*101.96*(2/6)
【单选题】水准测量时,应使前后距离尽可能相等,其目的是减弱 ( )的误差影响
【单选题】一What does your uncle do? 一________. [ ]
D.
He studied ham at math
【单选题】以配位滴定法测定铝。 30.00mL0.01000mol/L 的 EDTA 溶液相当于 Al 2 O 3 ( 其摩尔质量为 101.96g /mol) 多少毫克( )。
【单选题】What does the man mean?
C.
He likes to hear good news, not the bad one.