A peptide has the sequence Glu–His–Trp–Ser–Gly–Leu–Arg–Pro–Gly. What is the net charge of the molecule at pH 3

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#Question id: 10257

#Biochemistry

Lattice energy is inversely proportional to sum of radii of

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#Question id: 10258

#Biochemistry

Arrange in the decreasing order of Lattice Energy (kj/mol)

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#Question id: 10259

#Biochemistry

Which molecule has the largest dipole moment?

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#Question id: 10260

#Biochemistry

Arrange F, C, O, N in the decreasing order of electronegativity

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#Question id: 10261

#Biochemistry

What is the enthalpy change for the given reaction?

CH3CH3 + Cl2 → CH3CH2Cl + HCl

Given the enthalpies

Bonds	Bond Enthalpy (kJ mol⁻¹)
C-H	413
Cl-Cl	239
C-C	347
C-Cl	339
H-Cl	427

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#Question id: 10262

#Biochemistry

Linus Pauling has given electronegativity as