We can see the rings which are formed, as layer after layer of calcium carbonate is deposited, in fact the section of a stalactite bears a striking resemblance to a stem of a tree and has, before now, been mistaken for a fossil stem.
When acid is added to limestone a considerable effervescence takes place, for the acid decomposes a substance known as calcium carbonate, which the limestone contains, and bubbles of gas are given off.
Calcium carbonate, in a nearly pure state, will and does form rock-like structures; we are most of us familiar with stalactites which are formed on the roofs of caves.
Barium carbonate is sometimes used in removing calcium sulphate, the products of the reaction being barium sulphate and calcium carbonate, both of which are insoluble and may be precipitated.
From a solution of calcium carbonate in water containing carbon dioxide crystals of calcite are deposited at the ordinary temperature, but from a warm solution aragonite crystallizes out.
Aragonite is the more unstable of the two modifications of calcium carbonate.
Calcium carbonate, CaCO3, is of exceptionally wide distribution in both the mineral and animal kingdoms.
Crystallization in two independent forms of the same chemical compound, as of calcium carbonate as calcite and aragonite.
Note 7: The heat required to burn the filter, and that subsequently applied as described, will convert most of the calcium oxalate to calcium carbonate, which is changed to sulphate by the sulphuric acid.
N hydrochloric acid on an excess of calcium carbonate, and how many grams of CaSO{4} will be formed?
Calcium carbonate concentrated in lakes through the combined action of chemical and vital agencies produces the so-called marl, now extensively utilized in the manufacture of Portland cement.
In the case of lime, calcium carbonate, sulphite and sulphide, all solid substances, are formed.
Saline substances also make up the composition of those limestones which often form mountain chains and whole thicknesses of the earth's strata, these consisting of calcium carbonate, CaCO{3}.
The natural form of calcium carbonate, prepared from chalk, has a much higher specific gravity (2.
Calcium is an element which will unite with oxygen and carbon dioxide to form a compound known as calcium carbonate.
It is believed to originate when ground moisture, containing dissolved calcium bicarbonate, moves to the surface where the moisture steadily evaporates leaving a calcium carbonate crust on or near the surface (fig.
Caliche--an accumulation of calcium carbonate, commonly white in color, in the soil profile.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "calcium carbonate" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
