Listen. In small cell lung cancer 'extensive stage', the average life expectancy is believed to be 9 to 12 months; and if the person does not opt for proper treatment, it can go down to 4 to 6 months.Advertisement.isten. In small cell lung cancer 'extensive stage', the average life expectancy is believed to be 9 to 12 months; and if the person does not opt for proper treatment, it can go down to 4 to 6 months.
The noun CHEMICAL DECOMPOSITION REACTION has 1 sense: 1. (chemistry) separation of a substance into two or more substances that may differ from each other and from the original substance. Familiarity information: CHEMICAL DECOMPOSITION REACTION used as a noun is very rare. Dictionary entry details. â¢ CHEMICAL DECOMPOSITION REACTION (noun).
A catalyst is a substance that causes an increase in the rate of a chemical reaction without being used up in the reaction. It is this reaction that will be studied in this experiment. The thermal decomposition of KClO 3 (potassium chlorate) in the absence of a catalyst will be studied. The identify of the solid that remains after the decomposition can be determined from the quantity of oxygen that is evolved.