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fgiga [73]
3 years ago
14

What is special about nitrogen? and what is it main function?

Chemistry
1 answer:
Kipish [7]3 years ago
8 0
Nitrogen is present in many spheres of the Earth, including the atmosphere and biosphere. Nitrogen makes up around 80% of the atmosphere (more than oxygen), and exists as a diatomic molecule.  it's also essential in the function of plants, as the most commonly used mineral nutrient. It is also used in photosynthesis and is a major component of amino acids which make protein. 
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What is ammonification?
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Ammonification is performed by bacteria to convert organic nitrogen to ammonia.
4 0
4 years ago
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When metal A is placed in a solution of metal ions B2+, a reaction occurs between A and B2+, and metal ions A2+ appear in the so
abruzzese [7]

Answer:

d

Explanation:

e works, a and b one of them is stronger but it works d is the only logical answer

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4 years ago
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What types of questions can be answered through science, and what questions are beyond the boundaries of science? Be specific an
AfilCa [17]
<span>Cause and Effect relationship questions can be answered through science. Science can't answer definite explanations of a question but can show the relationships that they have concluded through research. As an example I did an experiment when I was a kid on mold growing on applesauce if Cinnamon slowed growth or not. I could conclude that there did seem to be a relationship with cinnamon and applesauce that cinnamon slowed growth. I can't say it definitely proved it it just showed the relationship.</span>
5 0
3 years ago
Based on sulubility rules, which of the
CaHeK987 [17]

Answer:

The correct option is: E. No precipitate will form.

Explanation:

A solubility chart refers to the list of solubility of various ionic compounds. It shows the solubility of the various compounds in water at room temperature and 1 atm pressure.

Also, according to the solubility rules, the salts of chlorides, bromides and iodides are generally soluble and mostly all salts of sulfate are soluble.

Since, all the compounds formed in this double replacement reaction are soluble in water. Therefore, no precipitate will be formed.

ZnSO₄ (aq) + MgCl₂ (aq) → ZnCl₂ (aq) + MgSO₄ (aq)    

4 0
3 years ago
The human body normally excretes about 2.0 g of potassium per day via the urine. Express the mass of potassium in mg.
Grace [21]

Answer:

2000 mg

Explanation:

It is given that, the human body normally excretes about 2.0 g of potassium per day via the urine. We need to find the mass of potassium in mg i.e. milligram

We know that,

1 gram = 1000 milligram

To convert 2 gram to mg, it can be done as follows :

2 gram = 1000 × 2 mg

= 2000 mg

Hence, the mass of potassium is 2000 mg.

5 0
3 years ago
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