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brief explanation of claudes method of liquefication of g gases
Distilled water A kettle can be used to give boiling water, which is then condensed in a jam jar fitted with a big cork and immersed in a pan of cold water. Rubber tubing, adhe
Potassium permanganate is prepared from pyrolusite (MnO 2 ) . Pyrolusite is fused with KOH in the presence of atmospheric oxygen or an oxidising agent like potassium nitrate or po
molecular chlorine and molecular fluorine combine to form a gaseous product.Under the same conditions of temperature and pressure it is found that one volume of Cl2 reacts with thr
The quantity of heat liberated of absorbed when one mole of compound is formed in its standard state from its elements in their standard state is known as standard heat of formatio
Q. What is law of definite proportions? A given compound is forever composed of the same elements in the same proportion by mass. This fact is recognized as the law of definit
Q. Can you explain Gels ? Gels may be formed by the proteins of egg or flour in products like souffles, puddings, custards, batters and doughs. When the protein particles a
1. The temperature of the warm water bath is recorded too high. How will this technique error affect the reported activation energy for the reaction - too high or too low? explain
preparation and structure of xenon fluorides
Penta valent element has one electron more than 4 electrons which could be used for conduction while the trivalent elements has 1 electron less , this can also be seen as a hole
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