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Page "Calcium" ¶ 17
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Calcium and has
Calcium has been added to over-the-counter products, which contributes to inadvertent excessive intake.
Calcium has a higher electrical resistivity than copper or aluminium, yet weight-for-weight, due to its much lower density, it is a rather better conductor than either.
Calcium also has a cosmogenic isotope, radioactive < sup > 41 </ sup > Ca, which has a half-life of 103, 000 years.
Calcium isotope fractionation during mineral formation has led to several applications of calcium isotopes.
Calcium channel blockers have been used to treat Alzheimer ’ s disease with some success, and the use of lithium to decrease IP < sub > 3 </ sub > turnover has also been suggested as a possible method of treatment.
Calcium carbonate has two forms, the stable calcite, and the metastable aragonite, which is stable within a reasonable range of chemical environments but rapidly becomes unstable outside this range.
Calcium lactate added to toothpaste has reduced calculus formation.
Calcium Causes the contraction of muscles, removing the TpI subunit from Myosin head which has ATPase activity to cause contraction.
A study has suggested that low Calcium causes soil acidification and increased toxicity caused by metallic elements such as Aluminium may be causing the dieback.
The company is an independent film production arm run by Natascha Wharton, and has produced films that include Billy Elliot, Shaun of the Dead and The Calcium Kid.
One such mechanism to detect low calcium concentration has been illustrated by the lcrV ( Low Calcium Response ) antigen utilized by Yersinia pestis, which is used to detect low calcium concentrations and elicits T3SS attachment.
Studies in Chembur has also found high levels of Copper, Chromium, Calcium, Arsenic and Mercury in ground water.
Calcium aluminosilicate, an aluminosilicate compound with calcium cations, most typically has formula CaAl < sub > 2 </ sub > Si < sub > 2 </ sub > O < sub > 8 </ sub >.
A study released by Creighton University has shown Calcium and Vitamin D supplementation, even over a short period, can significantly reduce stress fractures in female military recruits.
This inhibition of voltage-gated Calcium channels by G protein-coupled receptors has been demonstrated in the dorsal root ganglion of a chick among other cell lines.
Calcium ( Ca ) has a total of 24 isotopes, from < sup > 34 </ sup > Ca to < sup > 57 </ sup > Ca.
Calcium also has a cosmogenic isotope, radioactive < sup > 41 </ sup > Ca, which has a half-life of 102, 000 years.

Calcium and stable
Calcium ion ( Ca < sup >++</ sup >) antagonists ( Calcium channel blockers ) are used in the treatment of chronic stable angina.
Calcium channel blockers ( such as nifedipine ( Adalat ) and amlodipine ), isosorbide mononitrate and nicorandil are vasodilators commonly used in chronic stable angina.
The use of Calcium Nitrate can reduce the melting point at 131ºC and today there are several technical calcium nitrate grades stable at more than 500ºC.

Calcium and (<
* Calcium ( serum calcium < 2. 0 mmol / L (< 8. 0 mg / dL )

Calcium and sup
Calcium is essential for living organisms, in particular in cell physiology, where movement of the calcium ion Ca < sup > 2 +</ sup > into and out of the cytoplasm functions as a signal for many cellular processes.
Calcium, with a density of 1. 55 g / cm < sup > 3 </ sup >, is the lightest of the alkaline earth metals ; magnesium ( specific gravity 1. 74 ) and beryllium ( 1. 84 ) are more dense, although lighter in atomic mass.
Calcium salts are colorless from any contribution of the calcium, and ionic solutions of calcium ( Ca < sup > 2 +</ sup >) are colorless as well.
* Calcium Ca < sup > 2 +</ sup >

Calcium and >
Calcium carbonate ( CaCO < sub > 3 </ sub >) is one of the common compounds of calcium.
* Calcium carbonate ( CaCO < sub > 3 </ sub >) is used in manufacturing cement and mortar, lime, limestone ( usually used in the steel industry ) and aids in production in the glass industry.
* Calcium hydroxide solution ( Ca ( OH )< sub > 2 </ sub >) ( also known as limewater ) is used to detect the presence of carbon dioxide by being bubbled through a solution.
* Calcium arsenate ( Ca < sub > 3 </ sub >( AsO < sub > 4 </ sub >)< sub > 2 </ sub >) is used in insecticides.
* Calcium carbide ( CaC < sub > 2 </ sub >) is used to make acetylene gas ( for use in acetylene torches for welding ) and in the manufacturing of plastics.

Calcium and 40
* Marshmallows ( Sugar, Modified Corn Starch, Corn Syrup, Dextrose, Gelatin, Calcium Carbonate, Yellow 5 & 6, Blue 1, Red 40 )
Calcium is common in the crust, with < sup > 40 </ sup > Ca being the most abundant isotope.
Carbonated water, High fructose corn syrup and / or Sugar, Citric acid, natural and artificial flavors, Phosphoric acid, Potassium citrate, Potassium benzoate and Potassium sorbate ( to preserve freshness ), Caffeine, Gum arabic, Ascorbic acid and Calcium disodium EDTA ( to protect flavor ), blue 1, red 40.

Calcium and </
* Calcium chloride ( CaCl < sub > 2 </ sub >) is used in ice removal and dust control on dirt roads, in conditioner for concrete, as an additive in canned tomatoes, and to provide body for automobile tires.
* Calcium cyclamate ( Ca ( C < sub > 6 </ sub > H < sub > 11 </ sub > NHSO < sub > 3 </ sub >)< sub > 2 </ sub >) was used as a sweetening agent but is no longer permitted for use because of suspected cancer-causing properties.
* Calcium gluconate ( Ca ( C < sub > 6 </ sub > H < sub > 11 </ sub > O < sub > 7 </ sub >)< sub > 2 </ sub >) is used as a food additive and in vitamin pills.
* Calcium hypochlorite ( Ca ( OCl )< sub > 2 </ sub >) is used as a swimming pool disinfectant, as a bleaching agent, as an ingredient in deodorant, and in algaecide and fungicide.

Calcium and Ca
Calcium ( ) is the chemical element with symbol Ca and atomic number 20.
* Calcium permanganate ( Ca ( MnO < sub > 4 </ sub >)< sub > 2 </ sub >) is used in liquid rocket propellant, textile production, as a water sterilizing agent and in dental procedures.
* Calcium phosphate ( Ca < sub > 3 </ sub >( PO < sub > 4 </ sub >)< sub > 2 </ sub >) is used as a supplement for animal feed, fertilizer, in commercial production for dough and yeast products, in the manufacture of glass, and in dental products.
* Calcium phosphide ( Ca < sub > 3 </ sub > P < sub > 2 </ sub >) is used in fireworks, rodenticide, torpedoes and flares.
* Calcium stearate ( Ca ( C < sub > 18 </ sub > H < sub > 35 </ sub > O < sub > 2 </ sub >)< sub > 2 </ sub >) is used in the manufacture of wax crayons, cements, certain kinds of plastics and cosmetics, as a food additive, in the production of water resistant materials and in the production of paints.
Calcium sulfoaluminate cements are made from clinkers that include ye ' elimite ( Ca < sub > 4 </ sub >( AlO < sub > 2 </ sub >)< sub > 6 </ sub > SO < sub > 4 </ sub > or C < sub > 4 </ sub > A < sub > 3 </ sub > in Cement chemist's notation ) as a primary phase.
Calcium ( Ca ) is in group 2, for it contains 2 valence electrons.
* Calcium sulfide with strontium sulfide with bismuth as activator, ( Ca, Sr ) S: Bi, yields blue light with glow times up to 12 hours, red and orange are modifications of the zinc sulfide formula.

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