write the method for preparation of litmus indicator PLEASE HELP ME IF YOU WILL FIND THE ANSWER THEN YOU ARE THE BRAIN STAR PLEASE HELP ME
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Red and Blue litmus paper turmeric paper:
Take some turmeric powder in a spoon. Mix small amount of water in it and make a paste. Spread this paste in a piece of white paper. Cut into small strips after drying. Now, turmeric paper is ready to use.
Take equal quantities of dilute hydrochloric acid, sodium hydroxide solution and distilled water in three test tubes. Use red litmus paper and blue litmus paper to find out the nature of the solutions. Also, add two or three drops of phenolphthalein solution to the three test tubes.
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