• # question_answer DIRECTIONS: Read the passage given below and answer the questions that follow. Passage - 2 Three different substances were taken and tested with litmus paper. The results are given below. Based on the results answer the questions 43 to 48. Type of Litmus X Y Z Red litmus turns blue no change no change Blue litmus no litmus turns red no change Which of the following could be the substance Z? A)  ${{\text{H}}_{\text{2}}}\text{S}{{\text{O}}_{\text{4}}}$                      B)  $\text{HN}{{\text{O}}_{\text{3}}}$ C)  $\text{KOH}$                        D)  ${{\text{H}}_{\text{2}}}\text{O}$

${{\text{H}}_{\text{2}}}\text{O}$