ok, now press calculator. i dont have it now.
A solution of HF is titraited with a 0.150M NaOH solution. The pH at the half equivalence point is ? The Ka of HF I 0.00068.
1 answer:
You might be interested in
ok, now press calculator. i dont have it now.
Answer:
Explanation:
The pressure is constant, so we can use Charles' Law to calculate the volume.
Data:
V₁ = 693 mL; T₁ = 45 °C
V₂ = ?; T₂ = 150 °C
Calculations:
(a) Convert temperature to kelvins
T₁ = ( 45 + 273.15) = 318.15 K
T₂ = (150 + 273.15) = 423.15 K
(b) Calculate the volume