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 indica...
The scientific study of matter's characteristics and behaviour is known as chemistry.andare different from the normal vocabulary. It is a branch of natural science that examines the building blocks of matter, including the atoms, molecules, and ions that make up compounds and their composition, s...
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?
Hydrogen is often used to replace a cation since it is positively charged and is more reactive than a number of metal elements (but not all of them). Answer and Explanation: Zinc ranks higher in the reactivity series than silver. Therefore, zinc will replace the silver and the ...
what is the original color of Phenolphthalein solution? pink or colourless? During osmosis, water moves toward the solution with the ___ solute concentration. What kind of bonding does water consists of? An acid is a salt, so when it is exposed to water, what does it release? How can ...
In the flame test, Magnesium Chloride is colorless but Magnesium metal burns as bright white. Why? What color change is exhibited by phenolphthalein during a titration of aqueous acetic acid with aqueous sodium hydroxide? a. colorless to pink b. pink to c...