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The element boron has three

The atomic mass of an element is the weighted average of all of its isotopes. The percent abundance for the element boron is
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2. asked by urgent please thxx
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Im doing this element project and my element is boron. i need to theme my poster with whatever element i get. example: for
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2. asked by Anna
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Using what you know about The Periodic Table of Elements and atomic structure, which element would be the most stable? In other
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Boron has only two naturally occurring isotopes. The mass of boron-10 is 10.01294 amu and the mass of boron-11 is 11.00931 amu.U
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2. asked by Brittany
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An atom of the element boron consists of five protons, six neutrons, and five electrons.Which is the atomic number for boron?
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2. asked by donny
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Which element does not have the same number of electrons in its outermost shell as the other elements in its group?(1 point)Resp
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2. asked by d
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Which element gains three electrons to fill its outermost energy level? (1 point) Responses phosphorus (P) phosphorus (P)
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Which element does not have the same number of electrons in its outermost shell as the other elements in its group?(1 point)
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Which element gains three electrons to fill its outermost energy level?(1 point) Responses boron (B) boron (B) selenium (Se)
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Which element does not have the same number of electrons in its outermost shell as the other elements in its group?(1 point)Resp
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2. asked by jim
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