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Q. What are Changes in Matter?
Matter is able to undergo two fundamental kinds of changes. Changes that don't alter the composition of matter are called physical changes. State changes in that matter changes from one phase (or state) to another are common examples of physical changes. The temperatures at that the phase changes of boiling and melting take place are important physical properties of substances.
The high melting point and insolubility in organic solvents of sulphanilic acid are due to its ...... structure: (1) Simple ionic (2) Bipolar
what topic come under it to explain
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The gas stream from a sulfur burner is composed of 15-mol% SO 2 , 20-mol% O 2 , and 65-mol% N 2 . This gas stream at 1 bar and 680°C enters a catalytic converter, where the SO 2
Liquid-liquid extraction is used to separate acetone and MIBK. A mixture of acetone and MIBK is fed to a mixing tank at a rate of 100 kg/min. Pure water is also fed to the tank and
Aluminium metal is frequently used as a reducing agent for the extraction of metals such as Chromium, Manganese etc. Explain why? Ans) The free energy change for the formation o
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Aromatic compounds are compounds having one or more benzene rings in it . These compounds satisfies the huckel''s rule. Huckel''s rule:- Compounds contain 4n+2 pi electrons are ar
FIND THE CENTRIPETAL ACCELERATION OF THE ELECTRON
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