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Q9: Given the following analysis of coal samples,
Q62: Distinguish between a polymer like polyethylene and
Q65: Which one of the following is most
Q72: Which process will result in an increase
Q80: Low-grade ores are undesirable because extracting the
Q84: Which one of the following radioactive isotopes
Q129: The reaction between a carboxylic acid and
Q130: Fats are esters of _ and glycerol.
Q134: Even if all CFC production could be
Q154: At the current rate of consumption and