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helium-4 – מילון אנגלי-עברי

לצערנו, לא נמצאו תוצאות בעברית עבור "helium-4"
English Wikipedia - The Free Encyclopediaהורד מילון בבילון 9 למחשב שלך
Helium-4
Helium-4 ( or ) is a non-radioactive isotope of the element helium. It is by far the most abundant of the two naturally occurring isotopes of helium, making up about 99.99986% of the helium on Earth. Its nucleus is identical to an alpha particle, and consists of two protons and two neutrons.

See more at Wikipedia.org...


© This article uses material from Wikipedia® and is licensed under the GNU Free Documentation License and under the Creative Commons Attribution-ShareAlike License

helium-4 – מילון אנגלי-אנגלי

English Wikipedia - The Free Encyclopediaהורד מילון בבילון 9 למחשב שלך
Helium-4
Helium-4 ( or ) is a non-radioactive isotope of the element helium. It is by far the most abundant of the two naturally occurring isotopes of helium, making up about 99.99986% of the helium on Earth. Its nucleus is identical to an alpha particle, and consists of two protons and two neutrons.

See more at Wikipedia.org...


© This article uses material from Wikipedia® and is licensed under the GNU Free Documentation License and under the Creative Commons Attribution-ShareAlike License




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