Compute [OH-] and [H+] in a 0.10 M solution of a weak monoprotic base which is 1.30% ionized. What i
Compute [OH-] and [H+] in a 0.10 M solution of a weak monoprotic base which is 1.30% ionized. What is the pH of the solution?
Compute [OH-] and [H+] in a 0.10 M solution of a weak monoprotic base which is 1.30% ionized. What is the pH of the solution?
第2题
The main idea of Paragraph 5 is ______.
A.to tell people there are various products against computer viruses
B.that there are 1100 known viruses now plaguing personal computers
C.some of virus protection products have their strengths and weaknesses as well
D.that the existing virus protection products can destroy all kinds of viruses
第3题
Which of the following is not true?
A.In 1959, IBM made its first commercial transistorized computer.
B.In 1961, the first commercial integrated circuit came into being.
C.In 1962, the second generation of computers started.
D.In 1963, the first advance was the production of the Model 33 keyboard.
第6题
A.[H+]+[H2CO3]=[CO32-]+[OH-]
B.[H+]+[H2CO3]=2[CO32-]+[OH-]
C.2[H+]+[H2CO3]=[CO32-]+[OH-]
D.[H+]+[H2CO3]=[CO32-]+2[OH-]
第7题
第8题
pH一4的溶液中,[H+]=______mol/L,[OH-]=______mol/L,溶液显______性。
第10题
A.错误
B.正确