Results 1 to 4 of 4

Thread: Category: Reef Chemistry Trivia

  1. #1
    Join Date
    Dec 2007
    Location
    Lusby, Maryland
    Posts
    913

    Default Category: Reef Chemistry Trivia

    What is the approximate amount of dissolved calcium in natural seawater?

    a) 200 ppm

    b) 400 ppm

    c) 450 ppt

    d) 500 ppm



    All questions and answers are from The Marine Aquarists' Quiz Book by Martin and Barbara Moe.
    Last edited by LynneC; 06-19-2017 at 06:06:58 PM.
    Lynne

  2. #2
    Join Date
    Jul 2013
    Location
    Huntingtown
    Posts
    304

    Default

    C 450?
    Sheleen
    90 gal.. new soft corals and fish
    26 gal bow front

  3. #3
    Join Date
    Jul 2012
    Location
    St Leonard
    Posts
    256

    Default

    B...
    Ken Higgins
    120 gallon reef
    50 gallon fresh water

  4. #4
    Join Date
    Dec 2007
    Location
    Lusby, Maryland
    Posts
    913

    Default

    Quote Originally Posted by Ken Higgins View Post
    B...
    And the answer is B!

    The range of calcium in natural seawater is about 380 to 450 ppm. Calcium levels are rather stable in the oceanic waters that wash over coral reefs, so it is always available to the plants and animals that form these reefs.
    Lynne

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •