How many litres of water must be added to
Question:

How many litres of water must be added to 1 litre of an aqueous solution of $\mathrm{HCl}$ with a pH of 1 to create an aqueous solution with $\mathrm{pH}$ of 2 ?

  1. $0.1 \mathrm{~L}$

  2. $0.9 \mathrm{~L}$

  3. $2.0 \mathrm{~L}$

  4. $9.0 \mathrm{~L}$


Correct Option: 4,

Solution:

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