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Calcium

Discussion board (posts 341-360)

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E-mail address jaime - 11/1/2007 1:17:36 PM

i have a project due in physical science and i was wondering how the element calcium got its name and how much it cost and the isotopes

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E-mail address Layra - 10/26/2007 7:44:32 AM

how much does calcium cost per 1 grams...
and
yeahhh this is due tomorrow its a project ughh

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E-mail address Ilse Guzman - 10/22/2007 4:57:31 PM

  E-mail address Jenjenrocks5 - 10/19/2007 5:59:51 PM
  hey i know the electrons protons and neutrons if this helps because i have the same project due on Tuesday so here electrons: 2
protons: 20
neutrons: 20
The boiling point is 1484 degrees C
The melting point is 842 degrees C
symbol: Ca
Atomic #: 20
Atomic mass: 40,078

do you know how much calcium cost per grams?

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E-mail address bob gudiares - 10/21/2007 8:03:46 PM

how much does calcium cost?

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E-mail address roberto - 10/21/2007 4:55:36 AM

  vanessa - 10/27/2006 6:47:50 PM
  how do you figure out the number of valence electrons

count the electrons in the outer shell.

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E-mail address Jenjenrocks5 - 10/19/2007 5:59:51 PM

  E-mail address denise - 10/14/2007 3:07:50 PM
  i need help! who knows how many # of protons and # of electrons are in calcium?

hey i know the electrons protons and neutrons if this helps because i have the same project due on Tuesday so here electrons: 2
protons: 20
neutrons: 20
The boiling point is 1484 degrees C
The melting point is 842 degrees C
symbol: Ca
Atomic #: 20
Atomic mass: 40,078

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E-mail address katrina - 10/19/2007 4:51:50 PM

how much is calcium per gram?

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hui jun gu - 10/17/2007 4:15:55 PM

how much does calcium cost?

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E-mail address kelsey - 10/15/2007 6:51:35 AM

how much does calcium cost per 1 gram?

ITS FOR A PROJECT DUE TOMORROW!

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E-mail address denise - 10/14/2007 3:07:50 PM

i need help! who knows how many # of protons and # of electrons are in calcium?

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E-mail address ROg - 10/8/2007 10:55:05 PM

hey i have a question about calcium, i have a project due and it says Cost=________for_________ first what does that mean and how much is calcium worth need help now! please...!

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E-mail address Matt - 10/5/2007 12:56:40 AM

  anonymous - 10/1/2007 11:51:03 PM
  i need the same thing and i need it by friday!

I am doing a project for Chemistry (Element Ball) and have found prices from $.38/g (for grains), and $3.50/g (for a 10g ingot)... If you have any other calcium questions or you are also doing the 'calcium ball' (basically any form of media with a buncha facts) email me. mharm2k6@gmail.com

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E-mail address Jan Straka - 10/4/2007 11:45:56 PM

  Angie - 10/4/2007 10:56:29 PM
  I'm doing a project on Calcium and is Calcium combustible? It's due tomorrow I need your helppp!

No, it is not.

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Angie - 10/4/2007 10:56:29 PM

I'm doing a project on Calcium and is Calcium combustible? It's due tomorrow I need your helppp!

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E-mail address silvia - 10/3/2007 10:44:12 PM

how much is the cost of the calcium?

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anonymous - 10/3/2007 4:29:57 PM

  hsdhsd - 9/28/2007 1:21:24 AM
  where was calcium found?

england 1808

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E-mail address rachael alterio - 10/2/2007 10:36:13 PM

what is the cost of calcium?

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anonymous - 10/1/2007 11:51:03 PM

  E-mail address Jocelyn - 9/26/2007 11:46:21 PM
  what is the cost of calcium in grams this if for a class project so I would realy appriciate your answer

i need the same thing and i need it by friday!

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hsdhsd - 9/28/2007 1:21:24 AM

where was calcium found?

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E-mail address Jocelyn - 9/26/2007 11:47:27 PM

what are countries and places it can be found?

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