numër masiv

numër masiv

The total number of protons and neutrons in an atom or ion. In nuclide symbols the mass number is given as a leading superscript. In isotope names (e. g. carbon-14, sodium-23) the mass number is the number following the element name.

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masiv

制药; 医疗设备;

having a solid bulky form; heavy; in a mass; complete.

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Of considerable bulk and weight.

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Një masë e konsoliduar shkëmbore duke formuar pjese të një kontinenti apo varg mali që ka karakteristika relativisht uniforme.

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天文学; 普通天文学

The total number of protons and neutrons in an atom's nucleus. For example, oxygen-16 has a mass number of sixteen, because it has eight protons and eight neutrons.

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Element 39, atomic weight 88.90585, a dark gray metal that is used in alloys and nuclear technology for its high neutron transparency. Yttrium compounds are used in the ...

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Having uniform properties or composition; only a solution can be homogeneous

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行业/领域：广告类别电视广告

(Video rekorder personal) vrp

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