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Why Does the Pink Color in a Titration Fade Over Time? How to answer the question: why the pink colour (from 2-3 phenolphthalein indicator) obtained at the end point of the titration in this experiment gradually disappears over time?
Pink salmon — too much of a good thing? - Geophysical Institute Pink salmon — too much of a good thing? Pink salmon returning in August, 2017, to Port Valdez near the Solomon Gulch Hatchery, where workers release about 230 million salmon smolts to the ocean each year Photos by Ned Rozell
What do the blue and pink color of the rust indicator shown mean? Hello, everyone What do the blue and pink color the rust indicator shown mean? Let say, the mixture of potassium hexacyanoferrate(III) and phenolphthalein is the rust indicator And we use to detect the rusting of an iron nail And the result is: the tip, head region of the nail appear blue
Suggest Informative feedback reaction icon change away from the . . . OK, maybe I'm just old and not up to the latest trends in emoticon use, but I just noticed the "Informative" reaction option has changed from the (for me) very fitting "light bulb" icon to the mentioned (for me) terrible "pink natural brain" icon
Why does a Walrus Blush? | Geophysical Institute The skin of walruses becomes pallid when it is exposed to cold air or water and changes to pink when exposed to warmer ambient temperatures This color change may indicate that the circulatory output to the skin is altered to control their total body heat loss
Plasma Color: What Makes It Blue What Colors It Can Be? - Physics Forums Most of the plasma we see in everyday life is more or less blue (lightning, plasma lamps, static discharges through air etc etc) But if I understand correctly, plasma can be in many colors Like the plasma atmosphere of the sun, which as far as I know, is not blue What makes the usual plasma
Can Himalayan Salt Dissolve in Candle Wax? - Physics Forums Perhaps some substance included in the 'pink salt' is soluble in molten wax and perhaps it can be oxidised at the temperature of the flame None of this sounds very 'Scientific 'to me Sounds more like a snake oil recipe
Preparation of murexide indicator for Ca measurement Murexide (ammonium purpurate) indicator: This indicator changes from pink to purple at the end point Prepare by dissolving 150 mg dye in 100 g absolute ethylene glycol Water solutions of the dye are not stable for longer than 1 d A ground mixture of dye powder and sodium chloride (NaCl) provides a stable form of the indicator Prepare by
Color Difference between Left and Right Eyes? - Physics Forums Hello, I am new to Physics forums :) Anyways, I have noticed that there is a very slight color difference (Hue) between my two eyes, unnoticeable when both are open I close my right eye, and looking with my left eye, I see that all the colors are slightly "warmer" (More intense, all the