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Its a mineral that contains Calcium carbonate and breaks into rhombs?
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∙ 15y ago
The mineral calcite.
Wiki User
∙ 15y ago
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What happens to the solidity of calcium carbonate is heated?
When calcium carbonate is heated, it breaks down by thermal decomposition to carbon dioxide & calcium oxide (quicklime). Here is the word equation: Calcium carbonate --> Calcium oxide + Carbon dioxide Here is the chemical equation: CaCO3 (s) --> CaO (s) + CO2 (g)
What mineral contains sodium and chlorine also breaks at 90 degree angles in three directions?
Table salt is sodium chloride. Its crystals are cubical.
The way a mineral breaks is called its?
fracture
When limestone is heated it become sandstone?
No, limestone is a carbonate rock formed through chemical precipitation. Sandstone is a classification used for sedimentary rocks ranging in various sizes and compositions. Limestone is CaCO3 where as sandstones are usually quartz (SiO2) and feldspars.
Why is carbon dioxide produced when a carbonate react with acids?
Carbonates contain the carbonate ion CO32-. Acids release hydrogen ions, H+. In the presence of an an acid, the carbonate ion will form carbonic acid, H2CO3, an unstable molecule that readily breaks down into water and carbon dioxide.
Calcium carbonate breaks into rhombs?
calcite
Why does an egg shell disappear after 3 days in vinegar?
The egg doesn't actually turn into rubber. The vinegar is an acid and the eggshell contains calcium carbonate which is a salt. The acidic vinegar breaks down the calcium carbonate of the shell (the calcium acetate is formed) and therefore dissolves it leaving only the thick membrane surrounding the hard boiled egg. It is only an egg without a shell.
What gas is made when limestone is heated and breaks down into simpler chemical products?
When calcium carbonate (limestone, CaCO3) breaks down, carbon dioxide (CO2, gas) and calcium oxide (CO, solid) are formed
Why does calcium carbonate powder fizz when in acid?
When calcium carbonate, or any carbonate is placed in acid, the carbonate ion (CO3^2-) accepts protons from the acid, forming carbonic acid (H2CO3), which is unstable and spontaneous breaks down into carbon dioxide gas (the cause of the bubbles) and water. H2CO3 --> CO2 + H2O
Which 2 compounds are made when you heat limestone?
Limestone is calcium carbonate (Ca(CO)3. When sufficiently heated it breaks down into lime (calcium oxide, CaO), and water (H2O).
What happens to the solidity of calcium carbonate is heated?
When calcium carbonate is heated, it breaks down by thermal decomposition to carbon dioxide & calcium oxide (quicklime). Here is the word equation: Calcium carbonate --> Calcium oxide + Carbon dioxide Here is the chemical equation: CaCO3 (s) --> CaO (s) + CO2 (g)
What mineral is nonsilicate contains sodium and chlorine breaks at 90 degrees in three directions?
Halite
What makes a mineral fizz when we placed a few drops of vinegar on it?
This only happens with carbonate minerals. Vinegar contains acetic acid. When an acid reacts with a carbonate there is a substitution reaction that results in the formation of carbonic acid, which rapidly breaks down into water and carbon dioxide. The carbon dioxide, being a gas, will produce bubbles.
How is limestone produced and what it is commonly used for?
Limestone is mainly calcium carbonate, CaCO3. When heated, it breaks down to form calcium oxide and carbon dioxide. Calcium oxide reacts with water to produce calcium hydroxide. Limestone and its products have many uses: for example, in mortar, cement, concrete and glass.
What is the chemical equation for limestone?
haven't got a clue, i looked this up for my science coursework, but there was nothing! which was really unhelpful :( HELPP! xsame here matey :( idont now poop either ;/ not good isi what we gunna do arghhhhhh im a piarate :L:L:L:L howa you then? wanna be friends? xLimestone is broken down by a thermal decomposition into Quicklime :)Limestone is the same as Calcium Carbonate (CaCO3). When Calcium Carbonate is heated, it breaks down into Calcium Oxide (CaO) and Carbon Dioxide (C02). This is thermal decomposition.Hope this helped. :)
A mineral that breaks into jagged pieces exhibits this property?
A mineral that breaks into jagged pieces exhibits fracture.
How do eggshells neutralize acidic acid?
Eggshells contain the calcium carbonate, which is a base. It is the same substance found in limestone. The carbonate (CO32-) ion reacts with acids to form the bicarbonate ion (HCO3-), or carbonic acid (H2CO3), a very weak acid that easily breaks down.
