What is the change in velocity of the biker below as the travel from point b to point c ? what’s his acceleration from point b to c point b is 8 m/s. t=1s. point c is 8m/s. t=2s

Two solutions of the same uv-absorbing molecule were analyzed by uv-vis spectroscopy on the same instrument using 1 cm pathlength cells. use data from the table to calculate by what percentage the concentration of solution b is compared to that of solution a.sample absorbance at 315nm a 0.45 b 0.80