31 Ean 2005 · 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? :confused: …

14 Meith 2018 · Pink salmon born in hatcheries, where professionals harvest eggs from wild salmon and rear them in captivity before releasing them in the ocean, have doubled in numbers since 1990. …

15 MFómh 2009 · Does anyone know of any way to create sterling silver with a pink hue? Since Sterling Silver by definition must be 92.5% silver, chemically you can only...

14 Aib 2017 · why on ftir graph there are several peaks for the same compound but at different wavelengths? what causes the different modes of vibration for the same compound (PO4), what …

27 MFómh 2022 · This problem started around two hours ago while I was watching lectures on YouTube. All of a sudden, the screen started flickering in and out of focus or moving up and down, …

11 Noll 2025 · 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 …

21 Beal 2025 · (Since Greg now has changed the Informative reaction back to be a light bulb, this original post and vote has served its purpose and probably won't make much sense for late comers. In …

12 DFómh 2014 · 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 …

6 Ean 2011 · 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 …

26 Meith 2025 · A steady flow of twenty-somethings wearing jeans and backpacks entered a room that smelled slightly of fish. They sat down in front of paper plates holding three helpings of pink salmon.