atomic mass in English

noun
1
the mass of an atom of a chemical element expressed in atomic mass units. It is approximately equivalent to the number of protons and neutrons in the atom (the mass number) or to the average number allowing for the relative abundances of different isotopes.
The atomic mass of an isotope is the total number of protons and neutrons in its nucleus: here 20 and 22 respectively.
noun

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Below are sample sentences containing the word "atomic mass" from the English Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "atomic mass", or refer to the context using the word "atomic mass" in the English Dictionary.

1. Atomic Mass

2. Notes on the properties of Copernicium: Atomic Mass: Atomic mass number given for longest lived isotope

3. Atomic mass of Californium is 251 u

4. I already showed you the atomic mass.

5. And this is called the atomic mass.

6. He predicted 68 for the atomic mass.

7. He saw that if you take the atomic mass of chlorine, 2 add it to the atomic mass of iodine, divide by two, you get something that is really close to the atomic mass of bromine.

8. And he was very proficient at measuring atomic mass.

9. The most abundant isotope of hydrogen, H with atomic mass

10. This is 011 grams per mole or 011 atomic mass units,AMU.

11. Atomic weight is measured in Atomic mass units (amu), also called daltons.

12. And I will go even further and will predict what its atomic mass is.

13. Rockets fly to the Moon; energy is extracted from minute changes of atomic mass.

14. The elements, if arranged according to their atomic mass, exhibit an evident periodicity of properties.

15. Early chemists had to use indirect means for determining the atomic mass of an element.http://Sentencedict.com

16. The product of a solid element's relative atomic mass and its specific heat capacity is approximately

17. If you add all these up then you end up 011 with 011 as the atomic mass.

18. Calculate The Formula Mass Of Beryllium Bromite, Be (BrO2)2, In Atomic Mass Units (amu Or U).formula

19. Mendeleev is the one who taught us that the properties of the elements are a function of the atomic mass.

20. That is why this says atomic number, but for most intents and purposes we can say this could be atomic mass.

21. Platinum also has 31 synthetic isotopes ranging in atomic mass from 166 to 204, making the total number of known isotopes 39.

22. Since 1961 the standard unit of Atomic mass has been one-twelfth the mass of an atom of the isotope carbon-12

23. The second was that its atoms of uranium were transmuting themselves into atoms of a different element whose atomic mass was lower.

24. Copernicium is the heaviest known element on the periodic table, with 112 protons in its nucleus and an atomic mass 277 times heavier than hydrogen

25. And he found that the middle member of the triad had an atomic mass that was midway between the atomic masses of the end members.

26. Carbon 14 a radioactive isotope of carbon, atomic mass 14, having a half-life of 5730 years; used as a tracer in cancer and metabolic research

27. I mean, we just added in carbon, they said it's the amount of substance of any molecule, if you convert between atomic mass units and grams.

28. 85 and atomic mass 210 grams per mol. Some of the physical properties of Astatine are based on the appearances of the other halogen group elements

29. Atoms are everything! Tim and Moby introduce you to Atoms, which contain all the elements in the universe, and to the concepts of atomic number and atomic mass.

30. I mean, the atom has a tiny mass, too, but what we are saying is compared to the totaled atomic mass, the mass of the electron is tiny.

31. We have a table of the elements with properties varying periodically with atomic mass, so we compress all of that information and refer to it as the Periodic Table.

32. Californium is an actinide element, the sixth transuranium element to be synthesized, and has the second-highest atomic mass of all the elements that have been produced in amounts large enough to …

33. And so you can look, for example, at the Periodic Table And, if you look up the atomic mass of carbon, 011 you will see that carbon comes at 011 for carbon.

34. Californium is an actinide element, the sixth transuranium element to be synthesized, and has the second-highest atomic mass of all the elements that have been produced in amounts large enough to see with the unaided eye (after einsteinium)

35. Name: Berkelium Symbol: Bk Atomic Number: 97 Atomic Mass: (247.0) amu Melting Point: Unknown Boiling Point: Unknown Number of Protons/Electrons: 97 Number of Neutrons: 150 Classification: Rare Earth Crystal Structure: Unknown Density @ 293 K: Unknown Color: Unknown Atomic Structure

36. Name: Californium Symbol: Cf Atomic Number: 98 Atomic Mass: (251.0) amu Melting Point: Unknown Boiling Point: Unknown Number of Protons/Electrons: 98 Number of Neutrons: 153 Classification: Rare Earth Crystal Structure: Unknown Density @ 293 K: Unknown Color: Unknown Atomic Structure

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38. In chemistry, an Atomic mass unit or AMU is a physical constant equal to one-twelfth of the mass of an unbound atom of carbon-12.It is a unit of mass used to express Atomic masses and molecular masses.When the mass is expressed in AMU, it roughly reflects the sum of the number of protons and neutrons in the Atomic nucleus (electrons have so much less mass that they are …