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Dovator [93]
3 years ago
15

Which substance is not a fossil fuel?

Chemistry
1 answer:
amid [387]3 years ago
3 0
Biogas is not a fossil fuel
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What is cohesion-tension theory?
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The cohesion-tension theory<span> is a </span>theory<span> of intermolecular attraction that explains the process of water flow upwards (against the force of gravity) through the xylem of plants.</span>
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3 years ago
According to the molecular orbital energy-level diagram below, which one of the following statements is not correct about NO, NO
Lubov Fominskaja [6]

None of the statement is not correct about NO, NO+, and NO−.

Explanation:

Those molecules whose all subshells are completely filled are diamagnetic.

Those molecules whose any sub-shell is incomplete is termed paramagnetic.

Let us check the magnetism in all three molecules based on molecular orbital theory and Lewis structure

NO= number of electrons 11

It form N=O having configuration 1s2,2s2,2p6,3s1, it has 1 unpaired electron so it is paramagnetic.

Now NO-, number of electrons 12 having configuration 1s2,2s2,2p6,3s2, no unpaired electron hence dimagnetic.

Now NO+, number of electrons is 10 having configuration 1s2,2s2,2p6,3s2, dimagnetic

Let us calculate the bond order of NO-

N0- have 12 electrons as 5 of nitrogen, 6 of oxygen and 1 of - charge on oxygen.

So, bond order = \frac{8-4}{2}

                          = 2 double bonds

bond order of NO+, Number of electrons is 10

bond order= \frac{8-2}{2}

bond order = 3

bond order of NO, number of electrons 11

bond order= \frac{8-3}{2}

bond order=2.5

Larger the bond order shorter the bond.

4 0
4 years ago
Please help me solve this worksheet
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Answer:search definitions

Explanation:

7 0
4 years ago
The number of protons in every atom of an element
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Answer: The atomic number is the number of protons in an atom of an element. In our example, krypton's atomic number is 36. This tells us that an atom of krypton has 36 protons in its nucleus.

Explanation:

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3 years ago
Which term is used to describe the variety of inheritable traits in a species? (4 points) a Ecosystem diversity b Genetic divers
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The answer is B, Genetic diversity because it is when they combine to form a new organism they both contribute their hereditary factors.

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3 years ago
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