Determine the reaction order for hcl using calculations described in the background section. show your work. note that your answer will probably not be an even whole number as it is in the examples, so round to the nearest whole number.

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.