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Impurities of solids Impurities are frequently added to materials to improve the properties. For example, carbon added in small amounts to iron makes steel, which is stronger t
Q. What is scientific law and theory? A theory is a description that has been supported by many experiments. Theories declare broad principles of nature. Even though theories a
Vat dyes: These dyes are insoluble in water and cannot be helpful directly. These dyes on decline along with sodium hydrosulphite (NaHSO 3 ) in a vat make a soluble compound th
Properties of ethyl alcohol Physical properties It is a colorless liquid with a characteristic alcoholic smell. Its boiling point is 351K It is neutral towards litmus
copper reacts with oxygen to form two oxide X and Y .On analysis 1.535g of X yielded 1.365g of copper and 1.450g of Y yielded 1.160g of copper. [I] determine the chemical formula
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problems in chugaev elimination
how do you name covalent bonds?
100 mol/hr pentane flows through an adiabatic heat exchanger where it is heated isobarically (at 2.5 bar) from 50°C to 250°C. The pentane is heated by contacting pipes filled with
what are the chemical poperties of p-block elements ?
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