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Calculation of empirical formula The steps included in the calculation are as follows, (a) Divide the percentage (%) of each element by its atomic volume. This gives th
THERMOCHEMISTRY The enthalpy changes associated with reaction are dependent upon the temperature. They are also dependent upon the amounts, and the pressure and states of the r
Number of electron does species have The H2 2- ion can be conceived to result from the combination of two hydride ions (H-). This species have four electrons; two occupy the b
Q. Show Reduction to Metals? After removed of the gangue, i.e. impurities physically mixed with the metal elements, the concentrated ore becomes ready for the isolation of meta
chemical reacation of sucrose
classification of organic chemistry
Q. Use of Halides of Boron? Boron trihalides of the type BX3 exist for all the four halogens. Boron trifluoride can be prepared on a large scale by the fluorination of boric ox
Copper crystallizes into a FCC structure and the unit cell has length of edge 3.61 x10-8 cm. Calculate the density of copper if the molar mass of Cu is 63.5 g
ionic bonds are usually formed by combination of elements with which type of ionisation potential or electron affinity
list down example of spectroscopic methods based on interaction of matter electromagnetic radiation?
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