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Q. What do you understand by dissolved oxygen in water? How does it create trouble in boiler? Give chemical methods with suitable reactions to remove it from the water. Ans.
Why magnesium does not impart any colour to Bunsen flame while calcium does
Physical properties of Formic Acid (a) Formic Acid is a pungent smelling and colourless liquid. (b) Formic Acid melts at 8.4° C and boils at 100.5° C . (c) Formic Acid i
When Ethanoic acid is mixed with methanol what is the end product?
what is attacking reagent
Can we vary the pressure while phases remain in equilibrium? Consider a system containing only NH 4 Cl(s), NH 3 (g), and HCl(g). Assume that the equilibrium NH 4 Cl(s) ↔ NH
Schiff's reaction and Tischenko reaction (a) Schiff's reaction: this reaction restores pink colour to Schiff's reagent (aqueous solution of p-rosaniline hydrochloride decolouri
Conditions for geometrical isomerism: Compound will depict geometrical isomerism if it fulfils the subsequent two conditions (i) There should be frozen motion as regards tw
Consider a SAWmodel for the same polymer, but with the ?rst monomer bonded to the wall. (This is the model we treated in class.) How many con?gurations have now been eliminated as
Preparation of chemical reagents I. Purpose of the Experiment A reagent is any substance in a chemical reaction. Different reagents are used for laboratory experiments
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