0
What else can I help you with?
Is reacting calcium carbonate with hydrochloric acid endothermic or exothermic?
Reacting calcium carbonate with hydrochloric acid is an exothermic reaction. It releases heat energy as the reaction proceeds, making the surroundings warmer.
Why carbonate rocks are most affected by acid rain?
Limestone is calcium carbonate. The reaction that occurs when acid rain damages carbonate rocks is an acid-base reaction. Hydronium ions in the rain reaction with carbonate ions in the rock to form hydrogen carbonate, which is water soluble. The overall reaction is represented by H3O+ + CO32- => H2O + HCO3-
Why does calcium carbonate have 2?
Calcium carbonate (CaCO₃) has two calcium ions because it is composed of one calcium ion (Ca²⁺) and one carbonate ion (CO₃²⁻). The calcium ion carries a +2 charge, while the carbonate ion carries a -2 charge, making them electrically balanced when combined in a 1:1 ratio. This results in the chemical formula CaCO₃, where the two ions together form a stable compound.
What are the ingredients of making chalks?
Chalk is primarly calcium carbonate and/or magnesium carbonate.
Is making copper oxide from copper carbonate exothermic or endothermic?
The reaction of making copper oxide from copper carbonate is endothermic because it requires heat to break the chemical bonds in the reactants and form the products. This means that energy is absorbed from the surroundings during the reaction.
What reactions happen when limescale is removed?
When limescale, primarily composed of calcium carbonate, is removed, it often involves a chemical reaction with acids. For example, when vinegar (acetic acid) or citric acid from lemon juice is applied to limescale, the acid reacts with the calcium carbonate to produce carbon dioxide gas, water, and soluble calcium salts. This reaction effectively dissolves the limescale, making it easier to clean surfaces. The overall process helps restore the efficiency of appliances and plumbing affected by limescale buildup.
What products can be made from chemical reaction calcium oxide and water?
The reaction between calcium oxide and water results in the formation of calcium hydroxide, also known as slaked lime. This compound is commonly used in various applications, such as in the construction industry for making mortar and plaster, in agriculture as a soil amendment, and in water treatment to adjust pH levels.
What carbonate decomposed most easily?
Calcium carbonate (CaCO₃) decomposes most easily among the common carbonates, particularly when heated. Upon heating, it breaks down into calcium oxide (CaO) and carbon dioxide (CO₂) gas. This reaction occurs at relatively low temperatures compared to other carbonates, making calcium carbonate one of the more readily decomposed carbonates.
What is the word equation for the making of concrete?
calcium hydroxide + carbon dioxide = calcium carbonate + water
Why does acid weaken the egg shell?
The real Ugg boots are made out of Australian sheepskin. You can find them in any high end store but do not but them at Wal-Mart because thos are not real. You can also go to their site at http://www.uggaustralia.com/on/demandware.store/Sites-UGG-US-Site/default/Default-Start?source=ggl_ppc&s_kwcid=TC|6895|uggs%20shoesS|e|9106232580&gclid=COba-qrM_KoCFQPrKgodPj9t2A.
What is the elemental making of chalk?
Chalk is a form of calcium carbonate - CaCO3.
Why do seashell fizz in acids?
Vinegar dissolves sea shells because the acid in the vinegar dissolves the calcium in the sea shell
