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Calcium

Calcium is a chemical element with the atomic number 20 and symbol Ca. It is an alkaline earth metal and one of the most abundant metals in the Earth’s crust. Calcium is also essential for living organisms, both as a catalyst for cellular processes and as a component of shells, bones, and teeth.

873 Questions

Why is calcium removed from the bones?

Calcium is banked in the bones, so when the body needs calcium, a special cell can break down part of the bone and release some of the calcium into the blood to supply to the body.

Is there calcium in bananas?

No there is not any Caffeine in Bananas. Bananas consist Iron.

How does calcium help your body?

1) The body needs calcium for muscles to move and for nerves to carry messages.

2) Help release hormones and enzymes

3) Help build and maintain healthy bones and strong teeth
In the diet, calcium is the primary mineral in bone formation, so growing children need a lot of milk (rich in calcium) for proper development.

In the water supply, calcium is a major factor in the development of scale and mineral deposits that can clog the plumbing system.

So, calcium in milk is good. Calcium in water, not so much.

Coheed and cambria?

Coheed and Cambria frontman Claudio Sanchez has penned a series of comic books to accompany the music he writes. The name of the series is the Amory Wars. In 2005, a graphic novel entitled "Good Apollo, I'm Burning Star IV Volume One: From Fear Through the Eyes of Madness" featuring art by Christopher Shy was released alongside an album of the same name. This release has since gone out of print and is becoming increasingly rare. There are also two trade paperbacks that comprise the single issues of the Second Stage Turbine Blade series (album released in 2002, comics released 2006-2007) as well as a complete hardcover compilation with previously unreleased material. Currently being released is the In Keeping Secrets of Silent Earth: 3 series, which accompany their 2003 album of the same name, and the first four issues of this run will be released in a trade paperback on October 20, 2010. If you wish to purchase these items, try looking at www.merchnow.com, www.boom-studios.net, and eBay.

What is a good source of calcium with vitamin d?

Calcium IS a vitamin which is needed for strong bones and to help muscles to contract and expand. Cheese, milk, sardines and yoghurts are good sources of calcium

What does calcium do for children?

It is important to a child for bone and teeth development.

Does calcium chloride react with ammonia solution?

CaCl2 (aq) + 2NaOH(aq) = Ca(OH)2(s) + 2NaCl(aq)

Calcium hydroxide is produced commercially by treating lime with water:

What food is the most calcium dense?

Thank you for your question.

The highest nutritional source of calcium is found in: Sesame Seeds.

They contain 975mg per 100g serving. which is 98% of the Daily Value.

Make sure they are whole (Unhulled) and not Decorticated.

This is Because 93.8% of the Calcium is found in the hull of the Sesame seed.

For Comparison:

1 cup (244grams) of Whole Cows Milk contains 276mg of Calcium. (28% of the Daily Value)

1 cup (244grams) of Whole Sesame Seeds contains 1404mg of Calcium (140% of the Daily value)

(Source: http://www.nutritiondata.com)

-If i find a higher source of calcium, this answer will be updated-

Is sodium and calcium non metals?

Sodium is a metal, having atomic number 11.

What are some calcium rich food that would be good to eat?

Some calcium rich food that would be good to eat would include most foods under the dairy group, such as milk and yogurt. Some other calcium rich foods include broccoli, spinach, almonds, sardines, and oranges.

What are the elements present in calcium chloride?

Calcium Iodide, CaI2, contains calcium, Ca and iodine, I.

Calcium melting point and boiling point?

The melting point of Calcium is 839℃ and the boiling point is 1484℃.

What hormones works with the parathyroid hormone to regulate calcium levels in the blood?

The Thyroid gland is not involved in blood calcium levels to a greater extend. However, the parathyroid hormones regulate blood calcium levels very tightly. This is made possible with help from vitamin D.

In fact: removing the parathyroid glands would result in death in a matter of a few days, most likely due to hypocalcemia. This would result in muscle cramps, and death would likely be caused by spasm of the diaphragm muscle and/or spasm in the muscles surrounding the larynx resulting in suffocation.

What makes calcium carbonate in bones?

Carbon dioxide does not react with calcium carbonate unless water is present. Carbon dioxide plus calcium carbonate plus water produces calcium bicarbonate. The balanced chemical equation is:

CO2(g) + CaCO3(s) + H2O(l) --> Ca(HCO3)2(aq)

Calcium and iodine covalent bond?

Covalent bonds are formed between non-metals only, while ionic bonds are formed between metals and non-metals. Since calcium is a metal and iodine is a non-metal, this would not be a covalent bond.

What type of bond will form between atoms of calcium (Ca) and fluorine (F)?

Ionic bond, as the difference in electronegativity between calcium and fluorine is over 1.7

What group is calcium?

Calcium is in group 2 of the Periodic Table. The group consists of beryllium, magnesium, calcium strontium, barium and radium. Calcium is in period 4.

Besides being part of the composition of bone why else do mammals need calcium?

One important use for calcium is to allow blood to clot when you are injured.