Phenolphthalein: Answer

Answer: When few drops of phenolphthalein are added to dilute a dilute solution of sodium hydroxide a pink colour. The colour of dilute solution of Sodium hydroxide turns pink or adding Phenolphthalein as NaOH is a base .When excess of HCl is added the final mixture becomes colourless due to neutralisation of base with an acid. How to make phenolphthalein indicator - 60590502Explanation: A simple way to make phenolphthalein indicator is to mix 1 gram of phenolphthalein powder with 100 milliliters of 95% ethanol (or another suitable solvent) in a clean and dry container. Once the powder has dissolved, dilute the mixture with distilled water at a ratio of 1:9 ( phenolphthalein solution to water) to obtain the indicator. Note that phenolphthalein is a strong irritant and should be handled with care using appropriate ... Find an answer to your question An aqueous solution of sodium acetate will turn1. methyl orange yellow2. red litmus blue3. phenolphthalein solution pink4. all o… What are the limitations of litmus paper and phenolphthalein indicators? Name two other indicators that can be… Get the answers you need, now!