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strojnjashka [21]
3 years ago
9

What can you infer from the fact that nitrogen gas is useless to animals?

Chemistry
1 answer:
makvit [3.9K]3 years ago
3 0

Answer:

Denitrification changes nitrogen into a gaseous form.

Explanation:

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stira [4]

233.1g

Explanation:

Given:

Formula units of FeCl₃ = 8.65 x 10²³ formula units

Unknown:

Mass of the FeCl₃ = ?

Solution:

The formula unit is the same as the amount of subatomic particles in an atom.

  1 mole of a substance = 6.02 x 10²³ formula units

 For  8.65 x 10²³ formula units; the number of moles;

  Number of moles = \frac{8.65 x 10 ^{23} }{6.02 x 10^{23} } = 1.44moles

Now to find the mass of  FeCl₃;

   Mass of  FeCl₃ = 1.44 x 162.2 = 233.1g

learn more:

Number of moles brainly.com/question/1841136

#learnwithBrainly

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3 years ago
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kipiarov [429]

Answer:

The correct answer is - A. alkane and E. Branched.

Explanation:

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Branched alkanes contain only carbon atoms and hydrogen atoms bonded with these carbon atoms in different branches, with carbons connected to other carbons by single bonds only, but the molecules contain branches.

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What does the main difference between protons and neutrons
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Answer:

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Explanation:

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10. is C or gas and 11. is B liquid.
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