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A river can turn yellow due to factors such as sediment runoff from land erosion, pollutants like industrial discharge or agricultural runoff, or natural occurrences like algae blooms or mineral deposits. These factors can impact the water quality and appearance of the river, causing it to appear yellow or murky.
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What chemical causes beta carotene to turn yellow?
The chemical that causes beta carotene to turn yellow is oxygen. When beta carotene is exposed to oxygen, it undergoes a process called oxidation, which alters its structure and gives it a yellow hue.
What causes indigo carmine to turn to yellow a acid or base?
Indigo carmine turns yellow in an acidic environment due to a change in the pH of the solution. In acidic conditions, the color of indigo carmine shifts from blue to yellow. Adding an acid causes the pH to decrease, leading to the color change.
What is the color of BTB solution after you exhaled into it?
If you exhale into a BTB (Bromothymol blue) solution, the ph of the solution decreases due to the presence of carbon dioxide, which causes the solution to turn yellow.
What causes bromthymol blue to turn yellow?
Bromothymol blue turns yellow in acidic solutions because the acidic environment shifts the equilibrium of the dye towards its protonated form, which has a yellow color. In acidic conditions, the presence of excess H+ ions cause the dye to change color from blue to yellow.
What color does bicarbonate indicator turn?
The bicarbonate indicator turns from purple to yellow when exposed to a basic solution.
What causes fingernails to turn yellow?
dirt
Why is the Huang River yellow?
The Huang he is yellow due to the sediment that has been take from the loess plateau near the source of the river. This causes it to be yellow
What causes legs to turn yellow?
yello paint
What causes grass to turn yellow?
photosyntosis
Why is the yellow river given the name yellow river?
It's called the yellow river because of the mud, and silt carried across the river that makes the river turn this yellow-ish looking color i think, I'm not 4 sure but i learned this last Week about 99.99% sure tho.
What causes pea leaves to turn yellow?
Most likely it's the end of the peas' growing season in which they will turn yellow and die off.
Why is the yellow river call the yellow river?
The yellow river is called the yellow river
Why did the yellow river flood so rarley?
The frequent flooding of China's Yellow River, causes major problems due to destruction of property and food production and loss of life.
What causes the fruits of tomato to turn yellow?
Some varieties of tomato have yellow fruits and therefore this is perfectly normal.
How did the yellow river get named yellow river?
The yellow river got its name because it has yellow clay in it.
Why is the yellow river known as the yellow river?
because it is yellow
What river flows by shanghai?
yellow river yellow river
