Examlex
How many molecules of water are present in a 5.65 mole sample of water?
Industrial Rock
Minerals and rocks exploited for their economic value that are not primarily sourced for their gem or precious metal content, such as limestone or sandstone.
Iron Ore
Naturally occurring rocks and minerals from which metallic iron can be economically extracted.
Gypsum
A common calcium sulfate mineral, generally formed by the evaporation of water.
Clay
A fine-grained natural soil material containing clay minerals, known for its plasticity when wet and used in ceramics.
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