113. Solving a chemistry problem

113. Solving a chemistry problem

Calculate pH
1) 0.4% HCl solution (ρ = 1.02),
2) 0.005n HCl solution,
3) a solution of boric acid containing 3.0 g of H3BO3 in 1 liter.

Additional information:

If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.