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erma4kov [3.2K]
3 years ago
14

Is table salt an example of a substance?

Chemistry
1 answer:
bixtya [17]3 years ago
7 0
Yes table salt is an example of a substance
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When lightning strikes, nitrogen molecules, n2, and oxygen molecules, o2, in the air react to form nitrates, no3, which come dow
faltersainse [42]
The reaction for what was describe in the problem is:

N₂ + 3 O₂ --> 2 NO₃

The reactants involved are nitrogen and oxygen gas. From the word itself, oxygen is an oxidizing agent. <em>Therefore, this reaction is an oxidation reaction due to the presence of the oxidizing agent.</em>
4 0
3 years ago
About how many centimeters will make an inch?<br> A)5<br> B)2+<br> C) 200<br> D)10
Rasek [7]

Answer: B) 2+

Explanation:

   There are exactly 2.54 centimeters in an inch, the closest option is:

B) 2+

6 0
2 years ago
Read 2 more answers
What is the total number of sp2-hybridized carbon atoms present in the fluorophore used in the experiments
Mandarinka [93]

Answer:

9

Explanation:

The structure of fluorophore used in the experiments has been drawn in the attachment. And from the drawing counting we can say that there are 9 sp2-hybridized carbon atoms present. Fiuorophores are a fluorescent chemical compound that can re-emit light upon light excitation. Normally used to produce absorbance and emission spectra.

3 0
4 years ago
Diazene, N2H2 (also known as diimine), is commonly used as a reagent for organic syntheses. Label each image with the type of
Fittoniya [83]

The first image shown at the left hand side is a pi bond. The other two images show sigma bonds.

In chemistry, a bond results from the overlap of atomic orbitals. This overlap may be end to end (sigma bond) or side by side (pi bond). Having said this, it is easier to decide whether the bonds in the image shown are sigma or bi bonds.

If we label the images; 1,2,3 from left to right, we can see that the overlap in image 1 is side by side. The electron density lies above and below the plane of the bond. This is a pi bond. In images 2 and 3, the overlap occurs in an end to end manner. This is a sigma bond.

Learn more: brainly.com/question/14018074

3 0
2 years ago
Who is the first person to discover the periodic table​
ki77a [65]
The first person to discover a Periodic Table was Dmitry Mendeleyev, a Russian chemist founded the periodic table in 1869.
Dmitri Mendeleev, considering he created it.
7 0
3 years ago
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