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)

络合滴定中,若Et≤0.1%、△pM=±0.2,被测离子M浓度为干扰离子N浓度的1/10,欲用控制酸度滴定M,则要求lgK(MY)▁lgK(NY)大于()

  • A、5
  • B、6
  • C、7
  • D、8

参考答案

更多 “络合滴定中,若Et≤0.1%、△pM=±0.2,被测离子M浓度为干扰离子N浓度的1/10,欲用控制酸度滴定M,则要求lgK(MY)▁lgK(NY)大于()A、5B、6C、7D、8” 相关考题
考题 左乳房内上象限扪及3cm×3cm肿块,质地偏硬,边界不太清楚,与皮肤胸肌无粘连;左腋下可扪及肿大淋巴结3个,质韧,约蚕豆大小,活动良好,病理证实乳房腺癌淋巴结转移,按TNM分期应为:A.T 1 N1 M0B.T 1 N 2 M 0C.T 1 2 N 1 M\sub 0D.T 1 2 N 2 M\sub 0E.T 13 N 1 M\sub 0

考题 (12)有下列Sub过程: Sub Sub(x As Single,y As Single) t=x x=t/y y=t Mody End Sub 在窗体上的命令按钮Commandl中,编写下列事件过程,执行该事件过程调用Sun过程,结果是( )。 Private Sub Commandl_Click() Dim a As Single Dim b As Single a=5 b=4 Sun a,b Print a;b End Sub A.1.25 1 B.5 4 C.4 5 D.1 1.25

考题 有如下SUB过程:Sub s(x As Single,y As Single)t=xx=t / yy=t Mod yEnd Sub在窗体上添加一个命令按钮,然后编写如下事件过程:Private Sub Form_Click()Dim a As SingleDim b As Singlea=5b=4s a,bPrint a,bEnd Sub则程序运行后,单击命令按钮,输出的结果为【 】 。

考题 II型呼吸衰竭合并代谢性酸中毒()。 A、Pa0/sub2/supsubno60mHl.PaCO/sub2/supsubno50mmlgB、Pa0/sub2/supsubno60mHgPaCO/sub2/supsubno45mmgC、Pa0/sub2/supsubno60mmHgPaCO/sub2/supsubno50mmHD、Pa0/sub2/supsubno60mHg、PaCO/sub2/supsubno45mmHgE、Pa0/sub2/supsubno60mHg、PaC0/sub2supsubno45mmHg

考题 有如下程序: Private Sub Command1_Click() Dim a As Single Dim b As Single a=5:b=4 Call Sub1(a,b) End Sub Sub Sub1(x As Single,y As Single) t=X X=t\Y Y=t Mod y End Sub 在调用运行上述程序后,a和b的值分别为A.0 0B. 1 1C.2 2D.1 2

考题 有如下程序: Private Sub Commandl_Click() Dim a As Single Dim b As Single a=2:b=4 Call CS(a,b)End Sub Sub CS(x As Single,y As Single) t=X x=t\y y=t Mod y End Sub 程序运行后,单击命令按钮,a和b的值分别为A.0 0B.1 1C.0 2D.1 2

考题 假定有如下的Sub过程:Sub Sub1(x As Single,y As single)t=xx=t/yy=t Mod yEnd Sub在窗体上画一个命令按钮,然后编写如下事件过程:Private Sub Command1_click()Dim a As SingleDim b As Singlea=5b=4Sub1 a,bPrint a;bEnd Sub程序运行后,单击命令按钮,输出结果为A.B.C.D.

考题 假定有如下的Sub过程:Sub Sub1(x As Single, y As single)t=xx=t / yy=t Mod yEnd Sub在窗体上画一个命令按钮,然后编写如下事件过程:Private Sub Command1_Click()Dim a As SingleDim b As Singlea=5b=4Sub1 a,bPrint a;bEnd Sub程序运行后,单击命令按钮,输出结果为A.54B.] 1]]1C.] 1.2]]5.4D.] 1.25]]1

考题 有如下程序。 Private Sub Commandl_Click() Dim a As Single Dim b As Single a=5:b=4 Call Sub1 ( a,B)End Sub Sub Subl(x As Single, y As Single) t=x x=t\y y = t Mod y End Sub 在调用运行上述程序后,a和b的值分别为A.0 0B.1 1C.2D.1 2

考题 假定有如下的Sub过程:Sub Sub1 (x As Single, y As Single) t=x x = t/y y = t Mod yEnd Sub 在窗体上画一个命令按钮,然后编写如下事件过程:Private Sub Command1_ Click() Dim a As Single Dim b As Single a = 5 b = 4 Sub1 a, b Print a; b End Sub 程序运行后,单击命令按钮,输出结果为______。A.5 4B.1 1C.1.2 5.4D.1.25 1

考题 有如下程序。Private Sub Command1_Click()Dim a As SingleDim b As Singlea=5: b=4Call Sub1(a, b)End SubSub Sub1(x As Single, y As Single)t=xx=t \ yy=t Mod yEnd Sub在调用运行上述程序后,a和b的值分别为A.0 0B.1 1C.2 2D.1 2

考题 用络合滴定法测定M离子的浓度时,若E≤0.1%,ΔpM=±2,且M浓度为干扰离子N浓度的1/10,欲用控制酸度滴定M,则要求lgKMY-lgKNY应大于()A、5B、6C、7D、8

考题 当下行DTX功能开启时,手机向网络汇报的测量报告哪一个是合理的()。A、Rxlev_Sub=-83,Rxlev_Full=-67,RxQual_Sub=0,RxQual_Full=7B、Rxlev_Sub=-67,Rxlev_Full=-83,RxQual_Sub=0,RxQual_Full=7C、Rxlev_Sub=-83,Rxlev_Full=-67,RxQual_Sub=7,RxQual_Full=0D、Rxlev_Sub=-67,Rxlev_Full=-83,RxQual_Sub=7,RxQual_Full=0

考题 class Super {  public int i = 0;  public Super(String text) {  i = 1; }  }  public class Sub extends Super {  public Sub(String text) {  i = 2;  }   public static void main(String args[]) {  Sub sub = new Sub(“Hello”);  System.out.println(sub.i);  }  }  What is the result?()  A、 0B、 1C、 2D、 Compilation fails.

考题 络合滴定中酸度越大,K’M值相应(),pM突跃就越()。

考题 络合滴定中αM(L)越大,K’M值相应(),pM突跃就越()。

考题 络合滴定中CM越大,滴定曲线的起点就(),pM突跃就越()。

考题 单选题假设ed为需求弹性,当(  )时,商品降价将使企业销售收入增加。A |eSUBd/SUB|1B |eSUBd/SUB|=1C 0|eSUBd/SUB|1D |eSUBd/SUB|=0

考题 单选题用络合滴定法测定M离子的浓度时,若E≤0.1%,ΔpM=±2,且M浓度为干扰离子N浓度的1/10,欲用控制酸度滴定M,则要求lgKMY-lgKNY应大于()A 5B 6C 7D 8

考题 单选题class Super {  public int i = 0;  public Super(String text) {  i = 1; }  }  public class Sub extends Super {  public Sub(String text) {  i = 2;  }   public static void main(String args[]) {  Sub sub = new Sub(“Hello”);  System.out.println(sub.i);  }  }  What is the result?()A  0B  1C  2D  Compilation fails.

考题 单选题class super (   public int I = 0;   public super (string text) (   I = 1   )   )     public class sub extends super (   public sub (string text) (   i= 2   )   public static void main (straing args) (  sub sub = new sub (“Hello”);   system.out. PrintIn(sub.i);  )   )   What is the result?()A  Compilation will fail.B  Compilation will succeed and the program will print “0”C  Compilation will succeed and the program will print “1”D  Compilation will succeed and the program will print “2”

考题 单选题正态分布时,算术平均数、中位数、众数的关系为()A msub0/sub<msube/sub<(xB msub0/sub=msube/sub=(xC msub0/sub>msube/sub>(xD msube/sub<msub0/sub<(x

考题 多选题下列表示中____的表示形式是正确的。ApUsub95/sub= 1%,vsubeff/sub =9 /pBpUsubr/sub= 1%,k=2 /pCpusubC/sub=0. 5% /pDpusubC/sub=±0 5%.k=1 /p

考题 多选题在过程控制中,若TL=-3,Tu=3,u=1,σ=1,则(  )。ACsubP/sub=1 BCsubP/sub=2/3 CCsubPk/sub=1 DCsubPk/sub=2/3

考题 多选题设up为标准正态分布的p分位数,则有(  )。Ausub0.49/sub>0 Busub0.3/sub<usub0.4 /subCusub0.5/sub=0 Dusub0.23/sub=-usub0.77 /subEusub0.5/sub=-usub0.5/sub

考题 单选题( )被称为广义货币。A pMsub0/sub/pB pMsub1/sub/pC pMsub2/sub/pD pMsub3/sub/p

考题 单选题已知某线声源长度为l0,在线声源垂直平分线上距线声源r0和r的分别为Lp(r0)和Lp(r),根据《环境影响评价技术导则声环境》,按公式Lp(r)=Lp(r0)-15lg(r/r0)近似计算该线声源的噪声影响时,应满足的条件是()。A prIsub0/sub且rsub0/subIsub0/sub /pB prIsub0/sub/3且rsub0/subIsub0/sub/3 /pC pIsub0/sub/3rspanI/spansub0/sub且Isub0/sub/3rsub0/subr0Isub0/sub /r0/pD p无条件限制 /p