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Ca,

symbol for the element calciumcalcium
[Lat.,=lime], metallic chemical element; symbol Ca; at. no. 20; at. wt. 40.078; m.p. about 839°C;; b.p. 1,484°C;; sp. gr. 1.55 at 20°C;; valence +2. Calcium is a malleable, ductile, silver-white, relatively soft metal with face-centered, cubic crystalline
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California State Information

Phone: (916) 657-9900
www.ca.gov


Area (sq mi):: 163695.57 (land 155959.34; water 7736.23) Population per square mile: 231.70
Population 2005: 36,132,147 State rank: 0 Population change: 2000-20005 6.70%; 1990-2000 13.80% Population 2000: 33,871,648 (White 46.70%; Black or African American 6.70%; Hispanic or Latino 32.40%; Asian 10.90%; Other 22.80%). Foreign born: 26.20%. Median age: 33.30
Income 2000: per capita $22,711; median household $47,493; Population below poverty level: 14.20% Personal per capita income (2000-2003): $32,464-$33,415
Unemployment (2004): 6.20% Unemployment change (from 2000): 1.30% Median travel time to work: 27.70 minutes Working outside county of residence: 17.10%

List of California counties:

  • Alameda County
  • Alpine County
  • Amador County
  • Butte County
  • Calaveras County
  • Colusa County
  • Contra Costa County
  • Del Norte County
  • El Dorado County
  • Fresno County
  • Glenn County
  • Humboldt County
  • Imperial County
  • Inyo County
  • Kern County
  • Kings County
  • Lake County
  • Lassen County
  • Los Angeles County
  • Madera County
  • Marin County
  • Mariposa County
  • Mendocino County
  • Merced County
  • Modoc County
  • Mono County
  • Monterey County
  • Napa County
  • Nevada County
  • Orange County
  • Placer County
  • Plumas County
  • Riverside County
  • Sacramento County
  • San Benito County
  • San Bernardino County
  • San Diego County
  • San Francisco City & County
  • San Joaquin County
  • San Luis Obispo County
  • San Mateo County
  • Santa Barbara County
  • Santa Clara County
  • Santa Cruz County
  • Shasta County
  • Sierra County
  • Siskiyou County
  • Solano County
  • Sonoma County
  • Stanislaus County
  • Sutter County
  • Tehama County
  • Trinity County
  • Tulare County
  • Tuolumne County
  • Ventura County
  • Yolo County
  • Yuba County
  • California Parks

    Ca

     

    (also, Song Ha), a river in the Democratic Republic of Viet-nam (DRV), originating in Laos. Length, approximately 500km. In its upper reaches, it cuts through spurs of the TruongSon, crosses a maritime plain, and then flows into the Gulf of BacBo (Tonkin) of the South China Sea. The water level is at itshighest during the summer. In its lower course, its waters areused for irrigation. The city of Vinh (DRV) is situated on theriver.

    Ca

    (chemistry)

    CA

    (navigation)

    CA

    (theory, architecture)

    CA

    (company)

    CA

    (cryptography)

    ca

    (networking)
    The country code for Canada.

    CA

    (1) (Certification Authority or Certificate Authority) An organization that issues digital certificates (digital IDs) and makes its public key widely available to its intended audience. See digital certificate and cryptography.

    (2) See CA Technologies.

    (3) (Continuous Availability) See fault tolerant.

    (4) (.CA) The country code for Canada. See country code.
    References in periodicals archive ?
    Kohlmeier recommends a basic battery of tests: a serum calcium measurement looking for primary, secondary, or tertiary hyperparathyroidism; a 24-hour urine calcium test to home in on hypercalciuria, kidney stones, or hyperparathyroidism; a liver enzyme test; a TSH level test to identify overt or subclinical hyperthyroidism; and serum creatinine and blood urea nitrogen tests to detect renal insufficiency.
    Anderson hopes the findings lead to coronary calcium tests becoming more accepted and covered by medical insurance as a means to better predict who is at coronary risk, which not only will get high-risk patients into treatment earlier, but also keeps patients who aren't truly at risk from being overtreated.
    Because CTs are already widely available and connecting one to electrocardiogram equipment is not difficult, coronary calcium tests from this combination might be significantly cheaper than tests with EBCT, Carr says.