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Calculate the pH of solution whose H+ ion concentration is 5.32x10-4 mol dm-3
3.27
Calculate the pH of (H+) = 3.00x10-4 mol dm-3
3.5
calculate the pH of (H+ : 10-4)
4
calculate the pH of (H+) =1.00x10-2 ,ol dm-3?
2.0
calculate the pH of (H+)= 7.80 x10-10 mol dm-3 ?
9.1
calculate the hydrogen ion concnetration of solution whose pH is 10.5
3.16 x10-11 mol dm-3
calculate the concnetration of hydrogen ions with pH value 5.40
3.98 x 10-6
calculate the concentration of hydrogen ions with pH 12.9?
1.26 x 10-13
A solution of 0.010 mol dm-3 HCOOH has a pH of 2.90. calculate the value of Ka for this solution.
1.59 x 10-4 mol dm-3
Calculate the value of Ka for 0.0500 mol dm-3 propanoic acid which has a pH of 3.10
1.26 x 10-5 mol dm-3
calculate the pH of 0.100 mol dm-3 CH3COOH (Ka = 1.74 x10-5)
2.88
