Admission test for the degree course in medicine and surgery academic year 2015/2016
Domanda 45 di 54
Pure water selfionises. This endothermic reaction is represented by the equation:
Which of the following statements is true for pure water between the temperatures of 0°C and 100°C? 1. The concentrations of H+(aq) and OH–(aq) are equal between 0°C and 100 °C; 2. An increase in temperature causes the pH to fall; 3. An increase in temperature causes the electrical conductivity to decrease.