Completar frases Acids and BasesVersión en línea Introduction to Acids and Bases por Akhmad Nur Ikhwan Taqwim 1 7 strong alkali blue red hydrochloric hydrogen Another term for a " base " is a ( n ) . Bases turn litmus paper into color . HCl is known as acid . In term " pH " the " H " stands for . NaOH is an example of a base . Acids turn litmus paper into color . A neutral solution has a pH of .