Question

A solution is prepared by mixing 75 mL of 0.3 M BOH ($K_{b}$ = 10⁻⁶), 75 mL of 0.3 M BCl and 300 mL of 0.075 M NaOH. The pH of final solution is x.

The value of 2x is ?

Answer 1

Explanation:

in the marked place, molarity is calculated

molarity = no. of moles/ volume ( in liters)