Question

Typically matches are made of small wooden sticks or stiff paper. One end is coated with a material that can be ignited by friction generated by striking the match against a suitable surface. Wooden matches are packaged in matchboxes.The head of safety matches are made of an oxidizing agent such as potassium chlorate, mixed with sulphur, fillers and glass powder. The side of the box contains red phosphorus, binder and powdered glass.The dimensions of a typical match box are marked in the figure. A small packet contains 10 match boxes filled with matches. A shop keeper purchases 150 small packets for Rs 750. He sells one match box for 60 paise.








What is the total number of match boxes that can be stored in a box of dimensions 30cm×9cm×21cm?​

Answer 1

Answer:

Phosphorus sesquisulfide is a highly reactive, non-toxic chemical used in place of white phosphorus. It is easily ignited by the heat of friction against a rough surface. The potassium chlorate supplies the oxygen needed for combustion.

Step-by-step explanation:

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