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The standard free energy change for a reaction is -212.3 kJ mol -1.
If the enthalpy of the reaction is - 216.7 kJ mol-1, calculate the entropy change for the reaction.
unit of ell constant .
Solid xenon forms crystals with a face centered unit cell that has an edge of 620 pm. 1. calculate the atomic radius of xenon. 2. calculate the packing efficiency if xenon. So
Ionic compounds do not have: (1) Hard and brittle nature (2) High melting and boiling point (3) Directional properties (4) Soluble in polar solvents Ans: Direction
p-orbitals of an atom in presence of magnetic field are: (1) Two fold degenerate (2) Non degenerate (3) Three fold degenerate (4) None of these Ans: Non degenerate
formula of calcium oxide
When beryllium is bombarded with α -particles, extremely penetrating radiations which cannot be deflected by electrical or magnetic field are given out. These are: (1) A beam
explain how electrophoretic effect affects transport number
what is isomer of diethyl ether?
stuck on a chemistry assignment i need a way to include the elctron configuration and chemical properties of copper into a oral that is also a sales pitch.
Applications of photochemistry in day today life
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