Carbonate

acid D. 50 mL of 8 M sulfuric acid 5. Why does the rate of reaction increase when powdered calcium carbonate is used instead of marble chips? A. The powdered calcium carbonate acts as a catalyst. B. There is an increase of the particle size of the calcium carbonate. C. There is an increase of the surface area of the calcium carbonate. D. There is an increase of the concentration of the calcium carbonate. 6. Which of the following reactions will start with the highest rate? A. 5 g of limestone…

Eggshells are made up of a brittle white substance called calcium carbonate, which is also found in cave stalactites. Along with calcium carbonate is the remaining five percent calcium phosphate, magnesium carbonate, and soluble and insoluble proteins (Senese, 2010). The shell is covered with over seventeen thousand tiny pores allowing air to pass through. The semipermeable membrane covering…

rocks into the water. These elements are then precipitated as Fe- Mn oxides and hydroxides (such as goethite, hematite, magnetite and manganite), and carbonates during magmatic lull. Iron-manganese precipitation in the shallow depositional environment in the Venarch area has formed the bands of manganese, hematite, silica, and calcium carbonates. The Mn mineralization in Veanrch deposit has occurred as bands, laminates, and manganese layers concurrent with the other volcano sedimentary rocks.…

Alkalinity is a measure of the ability of a water to resist changes in pH. Alkalinity in water is due to the presence of weak acid systems that consume by hydrogen ion produced by other reactions, allowing chemical or biological activities to take place within a water without changing the pH (1). In this way the alkalinity protects aquatic life. The measured value may vary considerably with the end-point pH used. Alkalinity is a measure of an aggregate property of water and can be interpreted…

The article “Hidden Battles on the Reefs: How Will Coral Reefs Fare in a Changing Ocean?” was written by Tom DeCarlo and was published in Volume 51, Issue 2 of the journal Oceanus in 2016. I accessed the article through the University of West Florida’s library’s website by searching for the Opposing Viewpoints in Context database under the “A-Z Database List.” Once in the database, one can search the title of the article in the search box to locate it. DeCarlo intended this article to be read by…

Dentonic’s main ingredients are calcium carbonate (98.5%), essential oils (1%) and sodium saccharin (0.5%). Calcium carbonate imparts this ability in dentonic and sodium saccharin is used as a sweetening agent. These three varieties include the 45 gram, the 90 gram and 130 gram family packs of Dentonic available in the market. Talking about the quality of Dentonic as a product, Dentonic is made up of 100% food grade calcium carbonate and Ala chemicals uses tryclozan which is an anti-bacterial…

the surrounding seawater, trace elements are recorded within the shell, indicative of information detailing the surrounding water. Most species of brachiopod shells are composed of a low-magnesium calcite, one of the most stable forms of skeletal carbonate; much less prone to diagenesis than other species. These shells are then…

MICROBIAL CONTROLLING PERFORMANCE MINERAL a. Raw Material: What are the raw materials that make up the material? How are the raw materials extracted? Oshenite is produced from a renewable marine mineral called “oolitic aragonite”, a form of calcium carbonate sustainably harvested from sea beds in the Bahamas, 65 miles off the Florida coast. “Oolitic aragonite” is from microscopic bio matter such as plankton and algae. It is sourced from a region of the Bahamas basin, 65 miles off the Florida…

If decomposition is sufficiently exothermic, a positive feedback loop is created producing thermal runaway and possibly an explosion. Many metal carbonates take part in thermal decomposition reactions. For example, copper carbonate breaks down easily when it is heated. Copper carbonate is green and copper oxide is black when not heated. A color change occurs during the reaction that causes this. The carbon dioxide produced can be detected using limewater, which turns…

A bicarbonate is considered an acid-base neutralization reaction. Compounds with carbonate and bicarbonate ions are considered bases because they accept hydrogen ions from acid molecules, thus neutralizing the acid. This is very similar to an acid-base neutralization reaction, the only difference being that this produces a carbon dioxide…