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Write the chemical equation for the entire combustion of heptane, C 7 H 16 . The heat of combustion for heptane is 4817 kJ/mol. How much heat could be released if 250 kg of hept
Q. why is sodium aluminates is a better coagulates then ferrous sulphates or alum? Ans. Sodium aluminates (NaAlO 2 ): It is better coagulant than FeSO 4 and alum because i
how we determine the compound is ir active or not . and how we determine the polarity of a compound?
what is indicators?explain theories of indicators?
Physical charterstics of monocarboxylic acids Physical state: The first or initial three members (upto 3 carbon atoms) are colourless, pungent smelling liquids.
1 gm of a metallic oxide on reduction gives 0.68 gm of the metal. ans) Mass of metal/mass of oxygen=eq. mass of metal/eq. mass of oxygen. applying this we get .68/.32=x/8 x=1
Removing of permanent hardness from water
Since fluorine is very electronegative as a result hydrogen develop a very positive character. As a result the H-bonding is very tough because of large difference in electronega
Which type of bond is formed between similar atoms: (1) Ionic (2) Covalent (3) Coordinate (4) Metallic Ans: Covalent
why isoquinoline is weak base as compare to quinoline?#
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