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An isotope of mercury has 80 protons and 120 neutrons. whatis the mass number

An isotope of mercury has 80 protons and 120 neutrons. whatis the mass number
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An isotope of mercury has 80 protons and 120 neutrons. whatis the mass number

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User MatlabDoug
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200. Finding mass no. of isotope = protons + neutrons
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User Thomas Jespersen
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