Calcium carbonate

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Properties

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General

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Name

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Calcium carbonate

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Chemical formula

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CaCO3

Related Topics:
Ca - CO₃

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Appearance

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White solid

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Physical

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Formula weight

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100.1 amu

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Melting point

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Liquifies under high pressure at 1612 K (1339 °C)

Related Topics:
K - °C

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Boiling point

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decomposes at 1172 K (899 °C)

Related Topics:
K - °C

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Density

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2.7 ×103 kg/m3

Related Topics:
Kg - M

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Crystal structure

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Calcite, aragonite or vaterite

Related Topics:
Calcite - Aragonite - Vaterite

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Solubility

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0.0013 g in 100g water

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Thermochemistry

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ΔfH0liquid

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-1154 kJ/mol

Related Topics:
KJ - Mol

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ΔfH0solid

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-1207 kJ/mol

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S0solid

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93 J/(mol·K)

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Safety

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Ingestion

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Low hazard for accidental ingestion.

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Inhalation

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Low hazard, may cause problems in the long term.

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Skin

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Low hazard.

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Eyes

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Low hazard.

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More info

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Hazardous Chemical Database

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SI units were used where possible. Unless otherwise stated, standard conditions were used.

Related Topics:
SI - Standard

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Disclaimer and references

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Calcium carbonate is a chemical compound, with chemical formula CaCO3. It is commonly used as an antacid, and is the active ingredient in agricultural lime.

Related Topics:
Chemical compound - Chemical formula - Ca - C - O - Antacid - Agricultural lime

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It is a common substance found as rock in all parts of the world and is the main component of seashells and the shell of snails.

Related Topics:
Rock - Seashell - Snail

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As rock, it is found in the following states:

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• Aragonite
• Calcite
• Chalk
• Limestone
• Marble
• Travertine