Preethi posted an Question
August 19, 2021 • 18:56 pm 30 points
  • IIT JAM
  • Chemistry (CY)

4. a mixture of kcl and kclo; weighing 1.8 gms was heated. after the reaction, the dry oxygen gas generated occupied 140 ml at stp. what percent of original mix

4. A mixture of KCl and KClO; weighing 1.8 gms was heated. After the reaction, the dry oxygen gas generated occupied 140 ml at STP. What percent of original mixtur was KCI03? A) 28.4% B) 42.9% C) 64.3% D) 37.5% 5. A 1 mm thick transparent crystal of a metalloprotein absorbs 75% of the incident lig of wavelength 500 nm. What is the extinction coefficient? (Density of the crystal i 1.5 g/cc, Molecular weight of the protein is 100 KDa) A) 400 M'cm B) 500 M'cm C) 920 M'cm D) None of the above

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