[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(+)