Ionic EquilibriumHard
Question
The pH value of ordinary water is :
Options
A.7
B.6.5
C.5.3
D.7.8
Solution
pH value of ordinary water is about 5.3 because some CO2 from atmosphere dissolves in pure water to from H2Co3 (carbonic acid) thus making water slightly acidic.
Create a free account to view solution
View Solution FreeMore Ionic Equilibrium Questions
The solubility of Ag2CO3 in water at 25oC is 1 × 10-4 mole/litre. What is its solubility in 0.01 M Na2CO3 solution?...What will be the percentage error in measuring hydrogen ion concentration in a 10−6 M-HCl solution on neglecting the con...The solubility product of BaCrO4 is 2.4 × 10-10 M2. The maximum concentration of Ba(NO3)2 possible without precipit...In water, the acid HCIO4. HCI, H2SO4 and HNO3 exhibit the same strength as they are completely ionised in water (a base)...A certain weak acid has a dissociation contant 1.0 × 10-4. The equilibrium constant for its reaction with a strong ...