# A chemistry problem by Anik Mandal

Chemistry Level 3

$$200$$ $$\text{mL}$$ $$\ce{ HCl}$$ solution is mixed with $$300$$ $$\text{mL}$$ $$\ce{ NaOH}$$ solution. What will be the $$\ce{pH}$$ of the mixed solution if $$\ce{pH}$$ value of $$\text{HCl}$$ and $$\ce{NaOH}$$ solutions are 2 and 12 repectively?

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