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It is possible to show 28 as a summation expression.
This represents, 1 + 2 + 3 + 4 + 5 + 6 + 7 = 28
7
∑n
n = 1
28 is the second perfect number ; 22(23 - 1) = 4 x 7 = 28 which is sometimes shown as 22M3 with the bold figures indicating the Mersenne Prime.
However, I am not aware of a solitary symbol that represents 28.
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∙ 11y ago
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What is the symbol for silicon-28?
28/14 Si Its the number they give you which is the atomic mass of the isotope over the atomic number and the symbol of the element.
What is a symbol for an isotope that has a mass number of 28 and an atomic number of 14?
Si
What element has 28 protons 30 neutrons and 28 electrons?
Nickel (Ni) is a chemical element with the chemical symbol Ni and atomic number 28. Nickel has: protons=28 neutrons=30 electrons=28 atomic mass=58 atomic #=28
What is the symbol number?
The symbol for number is #
Isotope symbol for Z equals 28 A equals 64?
A = mass number z = atomic number so this one is a Ni isotope with a mass of 64
What element is not bonded in nature?
Synthetic ElementsQuasi-synthetic elements:Technetium, atomic number 43Promethium, atomic number 61Astatine, atomic number 85Francium, atomic number 87Neptunium, atomic number 93Plutonium, atomic number 94Transuranium elementsAmericium symbol Am, atomic number 95Curium symbol Cm, atomic number 96Berkelium symbol Bk, atomic number 97Californium symbol Cf, atomic number 98Einsteinium symbol Es, atomic number 99Fermium symbol Fm, atomic number 100Mendelevium symbol Md, atomic number 101Nobelium symbol No, atomic number 102Lawrencium symbol Lr, atomic number 103Transactinide elements Rutherfordium symbol Rf, atomic number 104Dubnium symbol Db, atomic number 105Seaborgium symbol Sg, atomic number 106Bohrium symbol Bh, atomic number 107Hassium symbol Hs, atomic number 108Meitnerium symbol Mt, atomic number 109Darmstadtium symbol Ds, atomic number 110Roentgenium symbol Rg, atomic number 111Copernicium symbol Cn atomic number 112Provisional names of Recently observed synthetic elements:Ununtrium symbol Uut, atomic number 113Ununquadium symbol Uuq, atomic number 114Ununpentium symbol Uup, atomic number 115Ununhexium symbol Uuh, atomic number 116Ununseptium symbol Uus, atomic number 117.Ununoctium symbol Uuo, atomic number 118
What is 60.00 divided by 28?
2.1429
A symbol or name of a number?
symbol of number= #
Is 0 a number or a symbol?
0 is a symbol for the absence of a number.
What is the symbol of the number e?
e is the symbol of the number e
What are the mad made elements?
Technetium, atomic number 43 Promethium, atomic number 61 Astatine, atomic number 85 Francium, atomic number 87 Neptunium, atomic number 93 Plutonium, atomic number 94 Transuranium elements Americium symbol Am, atomic number 95 Curium symbol Cm, atomic number 96 Berkelium symbol Bk, atomic number 97 Californium symbol Cf, atomic number 98 Einsteinium symbol Es, atomic number 99 Fermium symbol Fm, atomic number 100 Mendelevium symbol Md, atomic number 101 Nobelium symbol No, atomic number 102 Lawrencium symbol Lr, atomic number 103 Transactinide elements Rutherfordium symbol Rf, atomic number 104 Dubnium symbol Db, atomic number 105 Seaborgium symbol Sg, atomic number 106 Bohrium symbol Bh, atomic number 107 Hassium symbol Hs, atomic number 108 Meitnerium symbol Mt, atomic number 109 Darmstadtium symbol Ds, atomic number 110 Roentgenium symbol Rg, atomic number 111
Which metals make up nickel?
None - nickel is not "made up" of anything. It is a chemical element, in of itself. The atomic number is 28 and the symbol is Ni.
