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what do you round to find the mass number of the most common isotope of the element?
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you round the atomic mass
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A rare isotope of a nuclear material is very unstable, decaying at a rate of 12% each second. Find how much isotope remains
Top answer:
To find the amount of isotope remaining, we can use the formula: Amount remaining = Initial amount *
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1. Consider an isotope with 18 protons, a charge of +2, and a mass number of 38. Answer the following questions:
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a. To find the number of neutrons in the isotope, we subtract the number of protons from the mass
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What is the atomic mass of this isotope? 75.919 u
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A new element is discovered with 3 major isotopes. Its average mass is 118 u. The first isotope has a mass of 105 u and an
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0.20 * 105 + 0.27 * 125 + 0.53x = 118 x = 119.34
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Calculate the atomic mass of silicon given the mass and natural occurrence of each isotope. Round your answer to the hundredths
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Isotope Mass Isotopic Abundance Silicon-28 27.9769 0.922 Silicon-29 28.9765 0.0467 Silicon-30
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A rare isotope of a nuclear material is very unstable, decaying at a rate of 13% each second. Find how much isotope
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To find the amount of isotope that remains 11 seconds after 8 grams were created, we can use the
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Consider that: the tetravalent cation of an isotope has 78 electrons and 128 neutrons; Nuclear relative mass of the same cation
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To calculate the number of neutrons in the isotope, we need to use the information provided about
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Consider that: the tetravalent cation of an isotope has 78 electrons and 128 neutrons; Nuclear relative mass of the same cation
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To calculate the number of neutrons in the isotope, we need to first determine the atomic number of
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A nitrogen atom has 7 protons, and its most common isotope has 7 neutrons. A radioactive isotope of nitrogen has 9 neutrons.
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# protons = atomic number #protons + #neutrons = mass number.
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