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andrew11 [14]
3 years ago
14

Which of the following best describes topsoil?

Chemistry
1 answer:
lutik1710 [3]3 years ago
7 0

Answer:

B. topsoil is made entirely of decomposed organic remains

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9. Circle the atom in each pair that has the greater ionization energy.
Sedbober [7]
A: BE has more ionization energy than LI

B: CA has more ionization energy than BA.
C: NA has more ionization energy than K

D: AR has more ionization energy than P

E: CI has a more ionization energy than SI
F: LI has more ionization energy than K


If any of these are wrong feel free to correct me in the comments.
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2 years ago
1. which is not a component of biodiversity
Vera_Pavlovna [14]
The answer is C, i just took the k-12 test~
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3 years ago
The Al2O3 crystal structure (corundum) consists of an HCP arrangement of O2- ions; the Al3 ions occupy octahedral positions. Wha
ddd [48]

Answer:

2/3

Explanation:

Crystals structures can also be seen when two elements combines together and the perfect example is Al₂O₃ which is given in the question above. Just like it is given in the question above, the kind of arrangement in the crystal structure for Al₂O₃ is called HCP which stands for Hexagonally Closed Pack.

The aluminum ions which is in form of Al³⁺ occupies the two-third[2/3] positions while the position that the oxygen ion occupies is one[1].

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2 years ago
Which of the following atoms would have the greatest velocity of each atom had the same kinetic energy?
storchak [24]
The answer would be C oxygen
3 0
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Ionic crystals are typically brittle because distortion of the crystal lattice produces:-
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