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It is important to differentiate the stoichiometric or empirical formula of a molecular substance from its molecular formula. The former expresses only the relative numbers of atoms present, in the simplest present ratio. As, the compound of stoichiometry P2O5 occupy P4O10 molecules. Molecular formulae would be used when they are known. On the other hand, in a solid where clear molecular or other units do not exist the empirical formula is usually used. As,
NaCl is an ionic substance and the formula does not apply that molecules are present.
When solids contain identifiable groups such as complex ions or molecules the formula.
What is basically Gibb''s free energy change?Why it is required and How is related to spontaneity of a chemical reaction ? Ans) The energy associated with a chemical reaction t
what will be presure if tempreture is -73?
electrolysis laws by michael faraday and how they helped him to find particle nature of electricity??
What are the s block elements on the Periodic Table
Identify any samples that suggest gases were escaping from them as they cooled.
Benzylic halide follows sn1 mechanism always...............the order of halides going sn1 rxn is BENZYL>ALLYL>TERTIARY>SECONDARY>PRIMARY>METHYL beacause of stability, benzyl & ally
Identify the formula and melting point of hydrate? Iron (III) chloride forms various solid hydrates, all of which melt congruently. Table lists the temperatures t of aqueous so
Askccomparison between caulometry and electrogravimetry question #Minimum 100 words accepted#
Rice bran Rice bran contains primarily insoluble fiber (cellulose) and soluble fiber (hemicellulose). Insoluble fiber adds bulk to the gastrointestinal (GI) track in humans cau
Synthetic Detergents - Oils and Fats The synthetic Syndets or detergents are substitutes of soaps. They comprise cleansing power as good or better as compared to ordinary soaps
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