Respuesta :

Each number is a 10 fold change.

A ph of 5 is 10 times more a acidic than a ph of 6.

A ph of 4 is 100 times more acidic than a ph of 6
pH is reported in "logarithmic units". Each number represents a 10-fold change in the acidity/basicness of the water. Water with a pH of five is ten times more acidic than water having a pH of six.