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Calcium
Discussion board (posts 341-360)
>> Back to key information about the element
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 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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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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Ilse Guzman - 10/22/2007 4:57:31 PM
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Jenjenrocks5 - 10/19/2007 5:59:51 PM |
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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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bob gudiares - 10/21/2007 8:03:46 PM
how much does calcium cost?
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roberto - 10/21/2007 4:55:36 AM
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vanessa - 10/27/2006 6:47:50 PM |
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how do you figure out the number of valence electrons |
count the electrons in the outer shell.
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Jenjenrocks5 - 10/19/2007 5:59:51 PM
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denise - 10/14/2007 3:07:50 PM |
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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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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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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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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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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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Matt - 10/5/2007 12:56:40 AM
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anonymous - 10/1/2007 11:51:03 PM |
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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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Jan Straka - 10/4/2007 11:45:56 PM
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Angie - 10/4/2007 10:56:29 PM |
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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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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
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hsdhsd - 9/28/2007 1:21:24 AM |
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where was calcium found? |
england 1808
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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
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Jocelyn - 9/26/2007 11:46:21 PM |
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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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Jocelyn - 9/26/2007 11:47:27 PM
what are countries and places it can be found?
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