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1. - Weigh out 0.5 g of phenolphthalein.
2. - Prepare a 50% ethanol (ethyl alcohol) solution consisting of 50ml ethanol and 50 ml water.
3. - Dissolve the phenolphthalein thoroughly in the 50% ethanol solution.
4. - Use from a bottle fitted with an eye dropper. Store the rest in a stoppered bottle.
What else can I help you with?
How do you make phenolphthalein indicator for titration from powder?
To make phenolphthalein indicator solution from powder, dissolve a small amount of phenolphthalein powder (about 0.1g) in 100mL of ethanol or 95% ethanol and 5% water solution. Stir the mixture until the powder is completely dissolved. This will give you a pink indicator solution suitable for titrations.
How do make powder eriochome black-T indicator?
Crush the material in a mortar.
How to make a turmeric indicator?
buy turmeric powder then take a glass of distilled water add 1 teaspoon turmeric powder to it you will notice that the color of the water turns yellow this solution is your indicator
Is curry powder an indicator?
yes
How to make Methyl Orange Indicator from the powder?
To make Methyl Orange Indicator solution, dissolve Methyl Orange powder in distilled water at a concentration of about 0.1%. Stir thoroughly until the powder is completely dissolved. Adjust the pH of the solution if needed by adding drops of dilute sodium hydroxide or hydrochloric acid until the desired color change is achieved.
What color does the indicator turn when mixed with juice powder?
The answer will depend on which indicator is being used.
What color does soap powder turn a indicator?
Soap powder typically turns a pH indicator such as litmus paper to blue or purple, indicating that it is basic or alkaline in nature.
When a small amount of white powder was shaken with distilled water in a test tube powder sank bottom when drops of universal indicator were added it turn red?
The white powder is likely to be a base as it sank to the bottom when mixed with distilled water. The red color observed after adding universal indicator indicates that the solution became acidic. This suggests that the white powder was an insoluble base that released a basic solution when mixed with water, which turned acidic upon adding the indicator.
Does berry juice act as an indicator when mixed with a little bit of water and wet washing powder?
yes
How would you make a plant indicator?
You could make a plant indicator using ur forhead
How do you prepare bicarbonate indicator?
To prepare a bicarbonate indicator, dissolve bromothymol blue powder (0.1g) in distilled water (100mL) to make a 0.1% solution. Adjust the pH slightly acidic by adding a few drops of dilute hydrochloric acid. The solution will turn yellow. It will act as an indicator turning blue in the presence of a base, indicating the presence of bicarbonate ions.
What is powder to make chocolate?
Cocoa powder.
