41. Which of the following is a disacchride?
42. Sucrose content in the raw juice extracted from sugar cane is about __________ percent.
43. Salt cake is chemically represented by
44. Prussian blue is chemically represented by
45. Flash point of most vegetable oils is about __________ °C.
46. In the Solvay process, the product from the calciner is
47. Magnesium and calcium __________ cause temporary hardness of water.
48. Styrene (a monomer for the production of polystyrene) is commercially produced by
49. Mercury cells for caustic soda manufacture, compared to diaphragm cells
50. Trinitrotoluene (TNT), an explosive, is made by the nitration of
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