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  1. Gypsum is the mineral that includes in its structure Sulfate ion, which makes it a sulfate mineral, and of all the sulfate minerals, Gypsum is the most common. Gypsum is composed of hydrated calcium sulfate, and its chemical formula is CaSO 4.2H 2 O. It is a natural salt mineral, that is to say, an evaporite mineral, and is mostly found along ...

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  3. › wiki › CalciumCalcium - Wikipedia

    Calcium is a chemical element with the symbol Ca and atomic number 20. As an alkaline earth metal, calcium is a reactive metal that forms a dark oxide-nitride layer when exposed to air. Its physical and chemical properties are most similar to its heavier homologues strontium and barium.

  4. Nov 02, 2021 · Calcium for instance is white, whereas copper sulfate is blue, sodium chloride ranges from transparent to white. In general, salts can have different colors depending on their purity and ...

  5. Calcium sulfate (or calcium sulphate) is the inorganic compound with the formula CaSO 4 and related hydrates. In the form of γ- anhydrite (the anhydrous form), it is used as a desiccant . One particular hydrate is better known as plaster of Paris , and another occurs naturally as the mineral gypsum .

  6. The molar ratio of calcium chloride to calcium carbonate is 1:1. Therefore the number of moles of calcium carbonate is \(\text{0,032}\) \(\text{mol}\). Calculate the mass of calcium carbonate

  7. Calcium chloride is an inorganic compound, a salt with the chemical formula CaCl 2. It is a white crystalline solid at room temperature, and it is highly soluble in water. It can be created by neutralising hydrochloric acid with calcium hydroxide .

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