acid base equilibrium meaning in Hindi

Examples

1. They grow slower in acidified water ( 8.0-> 7.8 pH level ) and eventually die after longer exposure times because of the imbalance of the organisms'acid base equilibrium.
2. I'm supposed to write a balanced equation for the acid base equilibrium for potassium azide dissolved in water, and calculate the equilibrium constant for it, and calculate the pH of a . 1M solution in water.