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The color is caused by the size and dispersion of gold particles. Ruby gold glass is usually made of lead glass with added tin. Silver compounds such as silver nitrate and silver halides can produce a range of colors from orange-red to yellow. The way the glass is heated and cooled can significantly affect the colors produced by these compounds.
A bottle of iodine solution used on apples to determine the correct harvest time. The chart shows the level of residual starch. The cut surface of an apple stained with iodine, indicating a starch level of 4–5. The iodine–starch test is a chemical reaction that is used to test for the presence of starch or for iodine. The combination of ...
Blue bottle reaction video. The blue bottle experiment is a color-changing redox chemical reaction. An aqueous solution containing glucose, sodium hydroxide, methylene blue is prepared in a closed bottle containing some air. Upon standing, it spontaneously turns from blue to colorless due to reduction of methylene blue by the alkaline glucose ...
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A common cultivar used for apple juice is the McIntosh. Approximately two medium McIntosh apples produce around 200 millilitres (7.0 imp fl oz; 6.8 US fl oz) of juice. After the apples are picked, they are washed and transported to the processing facility. The apples are then pressed and juiced right away to avoid spoilage. [2]
"Milk is loaded with micronutrients that we need each day to feel our best, including Vitamin A, Vitamin B12, calcium, magnesium and zinc," Werner says. A milk craving may be a sign that you're ...
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Here's a breakdown of how and why it all happens. But the science behind a blue sky isn't that easy. For starters, it involves something called the Rayleigh effect, or Rayleigh scattering.