9:cualiaacilial fouthook) (a) with respactos CiH1 (t mark) (b) with rospect 3o 0 . ( (1mixk) 3. On the abervatidas shect, yoal wil have to calculate the concentratioto of yeer whations. You might want 6 calculate the molar mars of Kl and the malar mass Of(NHHsoc0 and write these on the Observations Sheet before your bob priod (No marks) THEtAA ASSHCNMENT (CONTINEED) 0, mining but helore ary rectios tas pocurred. (I marki Itime your caktilatal [KJ] shomid cqual 0016M (b) The basis of the "Melhod of Inital Rates" used in this experiment, is that the conceatrations of resecnes arv cosatially inclanged dariny the measerement time period Caiculate the %5 of the initial (NHn)oS:On thar has reacied when the bloc colesir aprearn. (1. mark) (Questions confinue un the next page) nssignment. No marks will be givents an experiment, you cannot get credit for the prelab 1. For a reaction with E475.0kJ/mol (a) Calculate the fraction of the collisions at 298K having energies greater than or equal to Ea.(1 mark) (b) Calculate the ratio k(at308K)/k(at298K) i.e. the factor by which the rate constant changes on increasing the temperature by 10 degrees from 298K to 308K. (1 mark) (Problems continue on the next page)