57 questions from this paper that are in the bank. Each opens with its answer and explanation.
ABC26PH0966 · A Gaussian distribution has the functional form f(x)=22 a2 pi e^-(x-b)2 / 2 a2. The variance of such distribution is · Data Analysis – General
ABC26PH1018 · The equilibrium constant of the following reaction: Sn(s)+Sn4+(aq) ⇔ 2 Sn2+(aq) At 300 K is closest to, (Given : E_Sn4+ / Sn2+o=0.15 V and… · Electrochemistry – General
ABC26PH1139 · A symmetric top molecule, among the following, is · Molecular Spectroscopy – General
ABC26PH1356 · If all the lattice points of an FCC structure are occupied by uniform hard spheres that touch each other, the fraction of volume occupied is · Crystal Systems Lattices
ABC26PH1357 · The (002) plane of an elemental FCC crystal diffracts X-rays (lambda = 0.154 nm) at Bragg angle 90°. the density of the crystal is 4 × 104… · X Ray Diffraction Bragg
ABC26PH1504 · The change in entropy for a reversible adiabatic process is · Laws State Functions
ABC26PH1505 · In the phase diagram of water, the solid-liquid boundary has a negative slope. The reason for this unusual behavior can be traced to… · Laws State Functions