atomic structure, Chemistry

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what is the mass of a proton and electron

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An electron has principal quantum number, An electron has principal quantum...

An electron has principal quantum number 3. The number of its (i) sub-shells and (ii) orbitals would be respectively: (1) 3 and 5            (2) 3 and 7    (3) 3 and 9

Dehydration or decarboxylation of acids, Dehydration or Decarboxylation of ...

Dehydration or Decarboxylation of acids by MnO/300°C (1) This reaction occurs among two molecules of carboxylic acids. Both can be the same or different. (2) If one of the c

#title. chemical bonding., sometimes we put a coordinate bond or sometimes ...

sometimes we put a coordinate bond or sometimes we put a double bond in between s and a nonprotonated o atom in the structure of h2so4.is there any diifference in between these two

Factors that effect the solubility of a solute , factors that effect the so...

factors that effect the solubility of a solute  The solubility of a solute is effected by three factors like 1) Nature of solute 2) Nature of solvent 3) Temperature Nature

The energy of the electron in the first orbit of hydrogen, The energy of th...

The energy of the electron in the first orbit of  He +   is  -871.6x 10 -20 J . The energy of the electron in the first orbit of hydrogen would be : (1) -871.6 x10 -20 J

Determine total number electrons in nitrate ion, Nitrogen atom has an atomi...

Nitrogen atom has an atomic number of 7 and oxygen has an atomic number 8. The total number of electrons in a nitrate ion will be: (1) 8        (2) 16      (3) 32

Determine the equilibrium concentrations of tris buffer, A Tris buffer at p...

A Tris buffer at pH 6.0 (here "Tris" is a nickname use for Tris hydroxymethyl amino methane). For the given pK A table is Tris a compound you would select for a buffer at pH 6.0?

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Hello I am assignment helper an I''d like to work with you team

Explain phenol and benzoic acid, Write chemical tests to distinguish among:...

Write chemical tests to distinguish among: a) Phenol and Benzoic acid b)  Propanal and propanone c)  Formic acid and Acetic acid

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why lithium and breyllium markedly differ from other members of theit respective group?

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