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| style="height:20px; width:200px; text-align:center;" |[[Boron]] has eleven [[nucleon]]s so it has an '''atomic mass''' of 11 and [[Avagadro Constant|6.02x10<sup>23</sup>]] (or 1 [[mole]] of) [[atom]]s of [[Boron]] have a [[mass]] of 11g.
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===References===
====Edexcel====
:[https://www.amazon.co.uk/gp/product/1292120193/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120193&linkCode=as2&tag=nrjc-21&linkId=572df39392fb4200db8391d98ae6314e ''Ar (relative atomic mass), page 167, GCSE Combined Science, Pearson Edexcel '']
:[https://www.amazon.co.uk/gp/product/1292120215/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120215&linkCode=as2&tag=nrjc-21&linkId=8f96ddb76196848bafdb124354e4cf77 ''Ar (relative atomic mass), page 23, GCSE Chemistry, Pearson, Edexcel '']