[phosphate](n) + H2O <=> [phosphate](n-1) + phosphate + H(+)
[phosphate](n) + h2o <=> [phosphate](n-1) + phosphate + h(+)
[phosphate](n) + H2O <=> [phosphate](n-1) + phosphate + H(+)
[phosphate](n) + h2o <=> [phosphate](n-1) + phosphate + h(+)