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One isotope of a metallic element has mass number 59
One isotope of a metallic element has mass number 59 and 31 neutrons in the nucleus. The cation derived from the isotope has 26
2 answers
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Alex
1,220 views
Element X has three isotopes
Isotope 1 Isotope 2 Isotope 3 Mass 28 29 30 Abundance % 92.18 4.71 3.12 ii)Use the isotope
1 answer
asked by
0oooooooo0
753 views
What information is needed to calculate the average atomic mass of an element?
A. The relative abundance of its isotope** B. The
1 answer
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HELP PLEASE!
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One isotope of a metallic element has mass number 10 and has 7 neutrons in the nucleus. It forms an atomic ion having 2
1 answer
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Aaron
593 views
An element consists of 1.40% of an isotope with mass 203.973 amu, 24.10% of an isotope with mass 205.9745 amu, 22.10% of an
2 answers
asked by
Caleb
665 views
What is the difference between an element and an isotope?
An isotope is an element with a different number of neutrons. An
1 answer
77 views
What information is needed to calculate the average atomic mass of an element?
A. the charge on each isotope B. the relative
1 answer
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What information is needed to calculate the average atomic mass of an element? (1 point)
the number of protons in each isotope
1 answer
14 views
A fictitious element X is composed of 78.0% of the isotope X-50, 15.0% of the isotope X-51 , and 7.0% of the isotope X-52.
3 answers
asked by
Gxlden
775 views
How to solve this:
One isotope of a metallic element has mass # of 65 and 35 neutrons in nucleus. The cation derived from the
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asked by
Amy~
833 views