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Which substance can not be broken down by a chemical change?(1) ammonia (2) ethanol(3) tungsten

January 2018 NY Regents Chemistry


14 Which substance can not be broken down by a chemical change?

(1) ammonia

(2) ethanol (3) tungsten

(4) water


Solution: Elements can not be broken down by chemical changes. The names of all of the elements can be found in Table S on the Reference Table.

Answer:3


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