1
IIT-JEE 2003
Subjective
+2
-0
1 gm of charcoal adsorbs 100 ml 0.5 M CH3COOH to form a monolayer, and thereby the molarity of CH3COOH reduces to 0.49. Calculate the surface area of the charcoal adsorbed by each molecule of acetic acid. Surface area of charcoal = 3.01 $$\times$$ 102 m2/gm.
2
IIT-JEE 2003
Subjective
+2
-0
Using VSEPR theory deduce the structures of PCl5 and BrF5
3
IIT-JEE 2003
Subjective
+2
-0
Wavelength of high energy transition of H-atoms is 91.2 nm. Calculate the corresponding wavelength of He atoms.
4
IIT-JEE 2003
Subjective
+2
-0
Calculate the molarity of water if it's density is 1000 kg/m3
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