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Filter pump
Some skill is needed to construct the ordinary glass filter pump, but it is possible to contrive one from glass tubing and good corks. The action of the pump depends on the principle that a jet of water directed down a narrow tube carries air with it and decreases the pressure of the air in the vicinity (Y).
Write one chemical reaction each to show that (a) Tin (II) chloride is a reducing agent. (b) Chlorine gas can be getting from bleaching powder.
describe the steps necessary in preparing a standard solution of 1.0 molar NaOH
Applications of hybridisation - Size of the hybrid orbitals As s- orbitals are closer to the nucleus than p- orbitals, it is reasonable to suppose that greater the s character
The five d orbitals with distinct values of the magnetic quantum number (m) have the similar energy in a free atom or ion. In any compound they interact differently with the su
what is resonence effect on acidity
Explain Toluene Toluene has added stability associated with aromaticity; compound A, although conjugated, is not aromatic. Because any equilibrium favours the more stable comp
Q. Determine the equilibrium constant? At 298 K, the molar conductivities at infinite dilution of NH 4 Cl, NaOH and NaCl are 129.8,217.4 and 108.9 ohm -1 cm 2 mol -1 respect
why do s block elements have a weak tendency to fom complexes?
Q. Illustrate diffrent types of graphs? Circle graphs a circle graph is utilized to show the parts of a fixed whole. This kind of graph is occasionally called a pie chart bec
sources of errors in thermogravimetry
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