{"id":60,"date":"2023-06-26T15:26:55","date_gmt":"2023-06-26T15:26:55","guid":{"rendered":"https:\/\/physigeek.com\/tr\/piknometre\/"},"modified":"2023-06-26T15:26:55","modified_gmt":"2023-06-26T15:26:55","slug":"piknometre","status":"publish","type":"post","link":"https:\/\/physigeek.com\/tr\/piknometre\/","title":{"rendered":"Piknometre"},"content":{"rendered":"

Bu yaz\u0131m\u0131zda piknometrenin ne oldu\u011funu ve piknometrenin par\u00e7alar\u0131n\u0131n neler oldu\u011funu \u00f6\u011freneceksiniz. Ayr\u0131ca bir s\u0131v\u0131n\u0131n yo\u011funlu\u011funu belirlemek i\u00e7in piknometrenin nas\u0131l kullan\u0131ld\u0131\u011f\u0131n\u0131 da a\u00e7\u0131klar. <\/p>\n

<\/span> Piknometre nedir?<\/span><\/h2>\n

Piknometre<\/strong> , bir s\u0131v\u0131n\u0131n yo\u011funlu\u011funu deneysel olarak belirlemek i\u00e7in kullan\u0131lan bir laboratuvar cihaz\u0131d\u0131r. Ba\u015fka bir deyi\u015fle piknometre, bir s\u0131v\u0131n\u0131n yo\u011funlu\u011funu belirlemek i\u00e7in kullan\u0131lan bir \u00f6l\u00e7\u00fcm cihaz\u0131d\u0131r.<\/p>\n

Yo\u011funlu\u011fu bilinmeyen bir s\u0131v\u0131ya sahip oldu\u011funuzda veya bir \u00e7\u00f6zeltiye sahip oldu\u011funuzda ve onun yo\u011funlu\u011funu bilmek istedi\u011finizde piknometre \u00e7ok kullan\u0131\u015fl\u0131d\u0131r.<\/p>\n

Benzer \u015fekilde, yo\u011funluk ve yo\u011funluk yer\u00e7ekimi ile matematiksel olarak ili\u015fkili oldu\u011fundan, bir s\u0131v\u0131n\u0131n \u00f6zg\u00fcl a\u011f\u0131rl\u0131\u011f\u0131n\u0131 hesaplamak i\u00e7in bir piknometre de kullan\u0131l\u0131r.<\/p>\n

Piknometre kullanarak s\u0131v\u0131lar\u0131n yo\u011funlu\u011funu inceleyen bran\u015fa piknometri<\/strong> denir.<\/p>\n

Piknometre, 11. y\u00fczy\u0131l civar\u0131nda, zaman\u0131n \u00fcnl\u00fc \u0130slam bilimcisi Al-Biruni taraf\u0131ndan icat edildi. <\/p>\n

<\/span> Piknometrenin par\u00e7alar\u0131<\/span><\/h2>\n

Genel olarak pikmetreler camdan yap\u0131l\u0131r ve alt k\u0131sm\u0131 \u00fcst k\u0131sm\u0131na g\u00f6re daha geni\u015ftir. Ek olarak, hava kabarc\u0131klar\u0131n\u0131n ka\u00e7mas\u0131n\u0131 sa\u011flayan ve b\u00f6ylece yo\u011funlu\u011fu daha do\u011fru \u00f6l\u00e7en k\u0131lcal borulu bir cam t\u0131paya sahiptirler.<\/p>\n

A\u015fa\u011f\u0131da farkl\u0131 par\u00e7alar\u0131 i\u015faretlenmi\u015f bir piknometre \u00e7izimini g\u00f6rebilirsiniz. <\/p>\n

\n
\"bir<\/figure>\n<\/div>\n

Tipik olarak pikmetrelerin boyutu olduk\u00e7a k\u00fc\u00e7\u00fckt\u00fcr ve pikmetrelerin s\u0131v\u0131lar i\u00e7in kapasitesi genellikle 30 ml’den azd\u0131r.<\/p>\n

Ancak di\u011fer laboratuvar aletlerinden farkl\u0131 olarak piknometrenin kapa\u011f\u0131, t\u00fcm nesnenin boyutuna k\u0131yasla b\u00fcy\u00fck boyuttad\u0131r. <\/p>\n

<\/span> Piknometre nas\u0131l kullan\u0131l\u0131r<\/span><\/h2>\n

Piknometre ile bir s\u0131v\u0131n\u0131n yo\u011funlu\u011funu belirlemek i\u00e7in a\u015fa\u011f\u0131daki ad\u0131mlar\u0131n izlenmesi gerekir:<\/p>\n

    \n
  1. Bo\u015f piknometreyi kalibre edilmi\u015f bir terazi kullanarak tart\u0131n.<\/span><\/li>\n
  2. Piknometreyi dam\u0131t\u0131lm\u0131\u015f suyla doldurun ve tart\u0131n.<\/span><\/li>\n
  3. Suyun k\u00fctlesini hesaplay\u0131n; bunu yapmak i\u00e7in suyla dolu piknometrenin k\u00fctlesinden bo\u015f piknometrenin k\u00fctlesinden \u00e7\u0131karman\u0131z gerekir.<\/span><\/li>\n
  4. Piknometreyi bo\u015falt\u0131n, temizleyin ve kurulay\u0131n.<\/span><\/li>\n
  5. Piknometreyi s\u0131v\u0131 \u00e7\u00f6zeltiyle doldurun ve tart\u0131n.<\/span><\/li>\n
  6. S\u0131v\u0131n\u0131n k\u00fctlesini bulmak i\u00e7in, daha \u00f6nce oldu\u011fu gibi, s\u0131v\u0131 dolu piknometrenin k\u00fctlesinden bo\u015f piknometrenin k\u00fctlesini \u00e7\u0131kar\u0131n.<\/span><\/li>\n
  7. Suyun k\u00fctlesi, suyun yo\u011funlu\u011fu ve s\u0131v\u0131n\u0131n k\u00fctlesi bilindikten sonra s\u0131v\u0131n\u0131n yo\u011funlu\u011fu a\u015fa\u011f\u0131daki form\u00fcl uygulanarak hesaplanabilir:<\/span><\/li>\n

    \n

    \"\\rho_l=\\cfrac{m_l}{m_a}\\cdot<\/p>\n<\/p>\n

    Alt\u0131n<\/span><\/p>\n

    \"\\rho_l\"<\/p>\n

    Ve<\/p>\n

    \"m_l\"<\/p>\n

    s\u0131ras\u0131yla s\u0131v\u0131n\u0131n yo\u011funlu\u011fu ve k\u00fctlesidir ve<\/p>\n

    \"\\rho_a\"<\/p>\n

    Ve<\/p>\n

    \"m_a\"<\/p>\n

    s\u0131ras\u0131yla suyun yo\u011funlu\u011fu ve k\u00fctlesidir.<\/p>\n<\/ol>\n

    S\u0131v\u0131n\u0131n yo\u011funlu\u011funu hesaplamak i\u00e7in su referans olarak kullan\u0131l\u0131r, dolay\u0131s\u0131yla suyun tam yo\u011funlu\u011funu bilmek i\u00e7in suyun s\u0131cakl\u0131\u011f\u0131n\u0131 bilmeniz gerekir. A\u015fa\u011f\u0131da ortak bir s\u0131cakl\u0131k aral\u0131\u011f\u0131nda suyun yo\u011funlu\u011funu g\u00f6steren bir tablo bulunmaktad\u0131r. <\/p>\n

    \n
    \"su<\/figure>\n<\/div>\n

    Piknometreye bir s\u0131v\u0131 d\u00f6k\u00fcld\u00fc\u011f\u00fcnde tamamen doldurulmas\u0131 ve kabarc\u0131k olu\u015fmamas\u0131 yo\u011funluk hesaplamas\u0131n\u0131n daha do\u011fru olmas\u0131 a\u00e7\u0131s\u0131ndan \u00f6nemlidir. Piknometrenin dolu oldu\u011fundan emin olman\u0131n bir yolu, piknometrenin \u00fczeri kapat\u0131ld\u0131\u011f\u0131nda bir damla d\u00fc\u015f\u00fcrmektir.<\/p>\n

    Laboratuvarda bir piknometre kullanmak i\u00e7in izlenmesi gereken t\u00fcm ad\u0131mlar\u0131 g\u00f6steren bir video b\u0131rak\u0131yoruz. <\/p>\n