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naturally occurring boron is 80.20%

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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naturally occurring boron is 80.20% boron 11 (atomic mass= 11.01amu) and 19.80% of some other isoptopic form of boron. what must
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2. asked by Tom
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Naturally occurring boron is 80.20% boron-11 (of atomic mass 11.01 amu) and 19.80% of some other isotope form of boron. What
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2. asked by Peter
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Naturally occuring boron is 80.20% boron-11 and 19.80% of some other isotopic form of boron. What must be the atomic mass of
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2. asked by Ben
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According to the Venn diagram, which of the following is the main difference between rocks and minerals?Minerals are not
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2. asked by Sunshine124
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the element boron has two naturally occurring isotopes with masses of 10.01amu and 11.01amu. What is the percent abundance of
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2. asked by Anonymous
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Which of the following is the correct definition of minerals?a. a naturally occurring, inorganic solid that forms through
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2. asked by PLS HELPPP
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Use the information about two substances to answer the question.Substance A: organic, naturally occurring, solid Substance B:
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2. asked by kitkat
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Use the information about two substances to answer the question.Substance A: organic, naturally occurring, solid Substance B:
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On Earth, naturally occurring calcium metal contains 6 isotopes: Ca-40, Ca-42, Ca-43, Ca-44, Ca-46, Ca-48. Select all of the
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2. asked by Kayte
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