Nothing, it is insoluble in water surface.
Litmus paper or phenolphthalein.
Yes, the color become pink.
The color is pink with phenolphthalein.
Typical solutions consist of 0.1g of phenolphthalein powder dissolved in 50ml of ethyl alcohol. To this solution add another 50ml of water.
Dissolve 0.1g of the powder in ethanol and dilute with distilled water upto 100 cm3
Generally tap water is acidic. There is no color changes.
Phenolphtalein is colorless at pH=7.
Phenolphthalein is an indicator often used in chemical titrations. Phenolphthalein is colorless in acidic solutions and turns pink in basic solutions. The more basic the solution the pinker the solution will become when Phenolphthalein is present.
The water will change it's color and taste.
Phenolphthalein dissolves in water to get a clear transparent solution.
baking powder will not show any colour change in litmus soltion because water is absent but wen it is mixed wid water and then subjected to the litmus solution, the red litmus wud change to blue.
Mixing lemonade powder into water is a chemical change. This is because the powder changes the water molecules and can not be taken out.