Yailynn7291 Yailynn7291 12-03-2024 Chemistry contestada For a 0.0850 M solution of C6H5CH2COOH with a pH of 2.68, determine the value of Ka for C6H5CH2COOH. a) 1.0 x 10⁻⁴ b) 2.0 x 10⁻⁴ c) 3.0 x 10⁻⁴ d) 4.0 x 10⁻⁴