Litmus Paper and pH Levels Quiz

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Questions and Answers

What is the likely pH of a solution that turns litmus red?

  • pH equal to 14
  • pH equal to 7
  • pH less than 7 (correct)
  • pH greater than 7

What color does litmus turn when a solution is acidic?

  • Red (correct)
  • Purple
  • Blue
  • Green

What color does litmus turn when a solution is basic?

  • Purple
  • Blue (correct)
  • Green
  • Red

If 15 ml of the NaOH solution is neutralized by 12 ml of HCl solution, what will be the volume of NaOH solution needed to neutralize 10 ml of the HCl solution?

<p>13 ml (B)</p> Signup and view all the answers

If 5 ml of NaOH solution neutralizes 4 ml of HCl solution, how much NaOH solution is needed to neutralize 20 ml of HCl solution?

<p>18 ml (B)</p> Signup and view all the answers

What volume of HCl solution is required to neutralize 20 ml of the NaOH solution?

<p>22 ml (A)</p> Signup and view all the answers

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