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Anthracite
Bituminous
Lignite
Peat
Which metal does not present in the alloy German Silver?
Which method will be employed to test the hardness of water?
Which mixture of metal is used in the Gunmetal?
Which Noble Gas has the highest First Ionization Energy?
Which of the following acid is used in Lead storage battery
Which of the following acids is NOT present in grapes?
Which of the following appeared to be with a significant potential for accumulation through food chains ?
Which of the following atom contains the least number of neutrons
Which of the following carbon compound is used as liquid rocket fuel?
Which of the following characteristics is not typical of ionically bonded crystals?