lales lales
  • 21-01-2016
  • Chemistry
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Can someone please help me with this question? I don't understand it

Can someone please help me with this question I dont understand it class=

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shininggirl2005
shininggirl2005 shininggirl2005
  • 21-01-2016
There  are 3 different elements
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lollipop54321 lollipop54321
  • 21-01-2016
There are 3 elements: Na, H Co
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