Observe the following table and answer the questions given below.
The table contains the aqueous solutions of different substances with the same concentrations and their
Sample (solution) (Acid/Base) |
A |
B |
C |
D |
E |
F |
G |
H |
pH value |
8.1 |
1.1 |
5.5 |
13.6 |
3.5 |
9.5 |
7 |
10 |
i) Which one of the above acid solutions is the weakest acid? Give a reason.
ii) Which one of the above solutions is the strongest base? Give a reason.
iii) Which of the above two produce maximum heat when they react ? What does that heat energy called?
iv) Which one of the above solutions has the pH equal to that of the distilled water? What is the name given to solutions of that pH value?