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Nitrogen
Nitrogen (N) has the atomic number 7 on the periodic table and is mostly found in the colorless, gaseous form. Nitrogen is also the most abundant element on the planet Earth.
522 Questions
Can liquid nitrogen cause a rash?
Yes, liquid nitrogen can cause a rash or skin irritation due to its extremely low temperature, which can lead to frostbite or cryogenic burns upon contact with skin. This can result in redness, blistering, and peeling of the skin. Proper protective equipment should be worn when handling liquid nitrogen to prevent such injuries. If skin contact occurs, it is important to seek medical attention.
What is the precautions are taken in nitrogen?
Precautions:
- When opening nitrogen cylinders or pipelines lines, insure that you are in a well ventilated space. Bleed off pressure slowly. A confined space with nitrogen present is a killer.
- Avoid directly breathing nitrogen, when using it. A respirator will not save you if the percentage of nitrogen in the atmosphere increases to 90%, displacing oxygen down to around 11%. Only a self-contained breathing apparatus can be used in this type of atmosphere. The results of overexposure to nitrogen can be sudden and immediate. If oxygen the level fall below 18%, seek a safe environment immediately.
- If a co-worker has been overcome with nitrogen in a confined space, DO NOT rush in unprotected to try to rescue. Immediately call 911, then put on an SCBA, to attempt rescue of the person.
- Always test confined space atmospheres and continuously monitor it if compressed nitrogen gas is being used in that atmosphere for purging.
- NEVER open a vessel that is under a nitrogen purge to look into it, without first having a SCBA on and operating. The effects of nitrogen poisoning to the body is immediate, and workers have been known to lose consciousness and fall into vessels that were open under a nitrogen purge.
- Shut off all cylinders and nitrogen supply tanks when finished with use. Properly secure cylinders and tanks to a non-moveable structure. All empty and full containers should be labeled.
Is liquid nitrogen colder than nitrogen gas?
At the same pressure yes, liquid nitrogen is colder than gaseous nitrogen.
Does nitrogen bind to hemoglobin?
Nitrogen does not bind to hemoglobin in the way that oxygen does. Hemoglobin specifically binds to oxygen molecules for transport in the bloodstream. While nitrogen is present in the air we breathe, it is mostly inert and does not participate in the same biochemical interactions as oxygen with hemoglobin. Instead, nitrogen is dissolved in the blood but does not play a role in oxygen transport or exchange.
Does milk have nitrogen in it?
Yes, milk contains nitrogen. The protein in milk, such as casein and whey, are made up of amino acids, which are nitrogen-containing molecules. Nitrogen is an essential component of amino acids, which are the building blocks of proteins found in milk.
Does Nitrogen Mustard Vesicant blister?
Yes, nitrogen mustard vesicants are known to cause blistering. These compounds can damage the skin and mucous membranes, leading to severe blister formation upon contact. They act as alkylating agents, interfering with cellular processes and resulting in tissue injury. The severity of the blistering depends on the concentration and duration of exposure.
What is the process called by which organisms are responsible for producing nitrogen compounds?
Nitrogen fixation. It can only be performed by a very small number of species of anaerobic bacteria.
What is the absorption spectrum of NITROGEN DIOXIDE?
The absorption spectrum of nitrogen dioxide is in the ultraviolet region, with absorption peaks around 400-500 nm. These peaks correspond to transitions in the molecule that involve the excitation of electrons to higher energy levels. Nitrogen dioxide is a brownish gas due to its absorption properties in the visible range.
Like oxygen, we can also inhale nitrogen. Nitrogen is beneficial for health unless it's liquid nitrogen. Nitrogen helps us dissolve food waste to prevent deadly diseases from forming. The air we're breathing is mainly oxygen but sometimes we're inhaling nitrogen.
What is the importance of the nitrogen and carbon cycle to us?
The importance of the nitrogen and carbon cycle to us is critical to the survival of all living things on Earth. Nitrogen is absorbed by plants in the food creation process known as photosynthesis. The carbon cycle helps to reduce the amount of carbon in the atmosphere and return it to the soil to creat organic material.
How do plants get nitrogen compared to how animals get nitrogen?
Most plants get nitrogen from fertilizers. Some plants can have a process called nitrogen fixing in which nitrogen from the is turned into ammonium compounds. Animals get their nitrogen from food, by eating plants and other animals.
Nitrogen and oxygen are individual elements with different properties.
Yes - but it usually takes high temperatures to get it to happen - like you get in internal combustion engines...
How many atoms are in 1.00 moles of nitrogen?
There are always the same number of MOLECULES in a mol.
That number is avogadro's number, "6.022×10^23". It's a huge number.
Now if instead of molecules we have single atoms, then you have 6.022×10^23 atoms in a mol. A mol is like saying "You have 6.022×10^23 parts of that." Regardless of what "that" is. I could have a mol of apples but it would be more apples than anyone has ever seen.
So the answer is 1 mol of Nitrogen is 6.022×10^23 atoms.
HOWEVER. Nitrogen as a species tends to be diatomic, so it's a little bit of a trick question. In most circumstances each molecule has 2 atoms (N2) so your answer is double. You have 6.022×10^23 molecules, but 12.044×10^23 atoms. Really the question isn't quite specific enough and you'll have to make a judgement on whether they mean elemental nitrogen or nitrogen as we commonly find it existing in nature.
How is notrogen fixation a necessary part of the nitrogen cycle?
Plants use nitrogen a N- and air has N2. Nitrogen fixation changes nitrogen into a form that plants can use.
What is the effect of deficiency in nitrogen?
A light red cast can also be seen on the veins and petioles. Under nitrogen deficiency, the older mature leaves gradually change from their normal characteristic green appearance to a much paler green. As the deficiency progresses these older leaves become uniformly yellow (chlorotic). Leaves approach a yellowish white color under extreme deficiency. The young leaves at the top of the plant maintain a green but paler color and tend to become smaller in size. Branching is reduced in nitrogen deficient plants resulting in short, spindly plants. The yellowing in nitrogen deficiency is uniform over the entire leaf including the veins. However in some instances, an interveinal necrosis replaces the chlorosis commonly found in many plants. In some plants the underside of the leaves and/or the petioles and midribs develop traces of a reddish or purple color. In some plants this coloration can be quite bright. As the deficiency progresses, the older leaves also show more of a tendency to wilt under mild water stress and become senescent much earlier than usual. Recovery of deficient plants to applied nitrogen is immediate (days) and spectacular.
