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What is basically Gibb''s free energy change?Ans) The energy associated with a chemical reaction that can be used to do work. The free energy of a system is the sum of its enthalpy (H) plus the product of the temperature (Kelvin) and the entropy (S) of the system... DeltaG=Delta H - T Delta S
density of gas is 2.86 ltr.the gas may be-
The equilibrium constant Kp=4 at 1993K for the reaction H2+CO2->H2O+CO. INitially H2 and CO2 having 0.8 moles were injected in 5l flask. Find equilibrium concentration of CO2.
Which monomers can undergo free radical, cationic as well as anionic polymerisation with equal ease? CH2=CH2
character table symmetry element ammonia
the simplest forms of physical quantities
Q. Show Sulphide Minerals? In these minerals metals are present as their sulphides. For example, iron pyrites (FeS 2 ), calcocite (CU 2 S), chalcopyrite (CuFeS 2 ), zinc blende
Describe a method that could be used to separate the components of the following a) Sand and iron filings b) Sawdust and lead pellets c) Salt and glass particles d) Silt (water and
Classification of polymers Classification lies on source of availability: They are categorized as (a) Natural polymers (b) Synthetic polymers
GEOCHEMISTRY The chemical processes taking place in the crust are especially important as they have build ores, concentrated mineral deposits that are exploited industrially
List three factor that affect conductivity
Gibb''''s free energy is the useful work done by the system..... G=H-TS.....If G is negative,the rxn is spontaneous & if G is positive , the rxn is non-spontaneous
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