Which of the following statements is/are true for a 0.10 M solution of a weak acid HA?

a. H+ >> A-

b. H+ = A-

c. The pH is 1.00.

d. The pH is less than 1.00.

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5

Which of these conditions most likely produces an unstable isotope?

Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.