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Desiccants (drying agents) can often be regenerated by heating. A desiccant that is commonly regenerated is
CaSO4?2H2O:
CaSO4?.2H2O(s) → CaSO4(s) + 2H2O(g)
?Ho = 25.1 kJ/mol; ?So = 69.3 J/molK
Regeneration is carried out at 250 oC.
a) What is the ?Go for this reaction?
Q. Example on Crystal field splitting in octahedral complexes? Here four ligands lie in one plane and the other two in a plane perpendicular to the first plane. Six ligands are
This of the following occurs when two hydrogen atoms bond with each others: (1) Potential energy is lowered (2) Kinetic energy is lowered (3) Electronic motion ceases
giving correct formulas give the reactantsand products in the formation of poly2 butane
How many electron have br+ Neutral Br, being in Group 7A, has 7 valence electrons; therefore, Br+ has 6.
How are p-type and n-type semiconductor obtained? A P-type semiconductor is attained by carrying out a process of doping which is adding a certain type of atoms to the semicon
i wanted the glycol properties and its chemical reactions n preparation
Some of them show (S)-configuration at all their chiral centres. Illustrate their configurational formulae. If there is a meso-compound with this molecular formula illustrate it
Physical properties of tri hydric alcohol
Which of the following are isoelectronic and isostructural NO - 3 , CO 2- 3 ,ClO - 3 , S O 3 (1) NO - 3 , CO 2 - 3 (2) SO 3 , NO- 3
Sharp line source: When the bandwidth of the primary radiation is low with respect to the profile of the analyte absorption, the given amount of analyte would absorb more radi
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