What laboratory glassware is used in a titration? What does phenolphthalein look like when it is mixed with an acid (HCl) and what does it look like when it is mixed with a base (NaOH)?What are these chemicals called? Is a heterogeneous mixture a solution, and how can...
Phenolphthalein is colorless in an acidic solution. In an acidic solution, the benzoid form of phenolphthalein exists. In the benzoid form of...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...
Take 2 ml of NaOH in a test tube, add two drops of phenolphthalein solution and then add few drops of dil. HCl to it. What is your observation with respect to colour? View Solution Vinegar is a solution of View Solution What change will you observe if you test soap with litmus paper...
Step by step video & image solution for What colour do the following indicators turn when added to a base? Phenolphthalein by Chemistry experts to help you in doubts & scoring excellent marks in Class 7 exams.Updated on:21/07/2023Class...
Phenolphthaleinis a colourless, weak acid which dissociates in water forming pink anions. Under acidic conditions, the equilibrium is to the left,and the concentration of the anions is too low for the pink colour to be observed. How does EDTA react with calcium?
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Flame tests can be used to check for the presence of specific elements in an analyte by exposing it to a flame and observing the change in the colour of the flame. Gravimetric analysis is a classical method of quantitative analysis, which can be used in analytical chemistry to determine the...
In what pH range do methyl orange and phenolphthalein change color? The colours of the acid and base forms of the indicator Bromo cresol green are yellow and blue, respectively, and its pK_a is 4.6. (a) What colour would be expected for the indicat...
Phenolphthalein is an indicator that changes colour to pink/purple between pH 8 to 10, however, neutralization occurs when pH = 7. Why can phenolphthalein still be used as the indicator during a stron What is the color of phenolphthalein in a basic solution?
Which of the following yields is an acidic solution when dissolved in water? (More than one answer) - NO_2 - NH_4Cl - NaCl - HNO_2 What is the molarity of a 30% solution of NaCI? what is the original color of Phenolphthalein solution? pink or colourless? A solution h...