Which of the following pairs of substances has the highes...
Which of the following pairs of substances has the highest heat of neutralization?
strong acid and strong base
weak acid and weak base
strong acid and weak base
weak acid and strong base
Correct answer is A
In other terms, the stronger the acid the greater the amount of hydrogen ions present in the solution, and hence the more alkali that should be required to neutralise the solution, hence increasing the enthalpy
Which of the following statements about atoms of a metal is correct? They ...
Which of the following compounds dissolves in water to give an alkaline solution? ...
Which of the following statements about the cell notation Mg/Mg2+//Cu2+/Cu is correct?...
Which of the following compounds has the lowest boiling point? ...
In a flame test for calcium, the flame appears ...
Which of the following salts can be prepared by reacting the metal with dilute H2SO4?...
Copper is displaced from the solution of its salts by most metals because it ...