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Why is fresh solution of feso4 used in the detection of nitrogen?
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When used as a disinfectant a fresh bleach solution must be made?
every day or 24 hours
Celery stalks that are immersed in fresh water for several hours become stiff and hard If left in a salt solution they become limp and soft From thsi you can deduce that thecells of the celery stalk?
hypotonic means dilute, hypertonic means concentrated. If celery becomes turgid in the fresh water then it is hypertonic to fresh water but hypotonic to sodium solution.
Does salt water and fresh water move through the same water cycle?
The cycle you are asking about is probably the Ammonia to Nitrogen cycle. The answer is yes.
What would happen to fresh water algae if they are placed in the ocean?
they would be in a hypertonic solution, so they would shrivel and die
Does salt water boil faster than fresh water?
Yes salt water does boil faster than fresh water. To be honest, if you put any kind of seasoning in a warming pot, it sparks a reaction.
How are Nitrates and Nitrogen different?
Nitrates are the negative ions (NO3-) of nitrate salts in solution and Nitrogen is a diatomic elemental gas (N2), 79% in fresh air, insoluble in water.
What gas is used in packet foods to keep the contents fresh?
nitrogen that works as antioxidant and prevent rancidity
Why do they use nitrogen in food packaging?
To keep the food fresh
Is saltwater a solution or solute?
Saltwater is a solution because you can get fresh water and some salt and mix it and then you get saltwater.
What does nitrogen do to ponds?
Nitrogen takes up oxogen in fresh bodies of water. If there is too much Nitrogen, it can kill a fresh body of water such as a pond. A sustainable amount of Nitrogen would be 1-100ppm (parts per million). Anything above 100ppm is unhealthy. Anything above 200ppm can destroy an entire ecosystem. Hope this was helpful!
What elements are in fresh air?
mainly oxygen, nitrogen, phosphorus, sulfur and carbon
Why is nitrogen used in crisp packets?
nitrogen is a unreactive gass. It keeps the food inside the packets fresh
Substances in fresh water in clouds?
There are not many substances in fresh water clouds. There is basically only oxygen, hydrogen, and trace amounts of carbon and nitrogen.
Why do carrots float in salt solution?
A bean is mostly made out of fresh water. Fresh water is less dense than salt water. Hence, the bean floats.
What happens to a fresh water organism in 20 percent of saline solution?
it dies since it enters a hypotonic solution thus making it shrink
Celery stalks that are immersed in fresh water for several hours become stiff and hard Similar stalks left in a salt solution become limp and soft From this you can deduce that the cells of the celer?
hypertonic to fresh water but hypotonic to the salt solution
How do astronauts get supply of fresh air over a long time?
They make their own oxygen by mixing nitrogen with carbon dioxide.
