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August 22, 2014

Posts by Karina


Total # Posts: 104

Science
north and south america
January 31, 2008

Chemistry
So we have a question for chem. homework and i really don't understand. can you please explain it..... Question:There is a change in the type of oxides formed with the period three elements. Indicate the type of compounds formed (ionic, amphoteric, covalent) when the ...
October 29, 2007

Geography
Erghh I need this too I am having trouble writing it ... If someone can help!! This information from Wikipedia doesn't help that much...
October 17, 2007

spelling
thank you guys sooo very much. I can't belive everyone has the same homework as me. Thanks again soooo much. Love Karina =]
January 16, 2007

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