Overgrazing is a cause of desertification, so c.
It’s diffusion, net passive movement of particles (atoms, ions or molecules) from a region in which they are in higher concentration to regions of lower concentration.
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Answer:
D: Covalent solutes consist of molecules that share electrons, and these solutes can be dissolved through dispersion and ionization.
Explanation:
Covalent solutes consist of molecules that share electrons in its outermost electron shell. Electrovalent(ionic) solutes one the other hand are formed from transfer of electrons to achieve an octet configuration.
It’s also important to note that the covalent solutes can be dissolved through dispersion and ionization.