a halide anion + glycolate + H(+) => a haloacetate + H2O
a halide anion + glycolate + h(+) => a haloacetate + h2o
a halide anion + glycolate + H(+) => a haloacetate + H2O
a halide anion + glycolate + h(+) => a haloacetate + h2o