Salts are compounds formed when positively charged cations such as sodium (Na⁺), calcium (Ca²⁺), magnesium (Mg²⁺) and potassium (K⁺) combine with negatively ...
Loess is a very fine-grained sediment with just some traces of larger sand grains. Loess forms many hundreds of feet thick, very homogenous, deposits, covering almost ten percent of Earth’s surface.
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