Farmers who raise cotton once use arsenic acid, H3AsO4, as a defoliant at harvest time. Arsenic...

Farmers who raise cotton once use arsenic acid, H3AsO4, as a defoliant at harvest time. Arsenic acid is a polypeptide acid with K1= 2.5x10^-4, K2= 5.6x10^-8, K3= 3x10^-13. What is the pH of a 0.35M solution of arsenic acid?

A) 2.02

B) 3.50

C) 4.06

D) 7.25

Solutions

Expert Solution

queen_honey_blossom answered 1 year ago

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