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Q.How can we determine Concentrations of Solutions? Ans. The concentration of a solution is the quantitative expression of the amount of solute dissolved in the solution.
A completely filled d -orbital ( d 10 ): (1) Spherically symmetrical (2) Has octahedral symmetry (3) Has tetrahedral symmetry (4) Depends on the atom Ans: Spherical
Calculate the mass of sodium chloride: Problem: Let us calculate the mass of sodium chloride in a solution containing 24 Na (half-life, 15 h) whose activity is 5.7 mCi
Q. Explain about Pyrometallurgy? Tri pyrometallurgy, the concentrated ore is heated up to a high temperature and reduction is done with a appropriate reducing agent. The differ
How lots of significant figures are in the following measurements? a. 0.002 849 kg b. 40 030 kg Imply rules 1-4 from above. Verify your answers by writing the quantit
What is the Bond Order of Li(2)(minus) anion molecule? Ans) No. of bonding elecrtons =3 (valence), anti bonding =0 (given its state) thus =bond order =3/2=1.2
Atomic absorption spectrophotometry: Atomic absorption spectrophotometry (AAS) concerns the absorption of radiation by the atomised analyte element in the ground state. The at
(i) Illutrate integrated rate law and derive it for first order reaction. (ii) Why coal does not burn by itself in air but once initiated by flame, it continues to burn?
how to select a parent chain
what evidence is there that all cells have a common ancestor?
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