a perfect crystal at UK 2. Solve numerical problems involving enthalpy, entropy, and free energy changes for physical and chemical processes Practice #1: Calculate the AGrxn using the following information. 2 HNO3(aq) + NO(g) + 3 NO2(g) + H2O(1) AGrxn = ? AHf (kJ/mol)-207.0 91.3 33.2 -285.8 S(J/mol K) 146.0 210.8 240.1 70.0 - SA OLT 2 HNO3 10+ NOG 3 NO2(g) + HO(1) Abort - 207.0 33.2 -285.8 91.3 210.8 melk) 146.0 240.1 70.0 A6 All-TAS The position function of a ball dropped from the top of a 190 meter tall building is given by s(t) = 190 - 4.902, where position s is measured in meters and time t is measured in seconds. Compute the average velocity (in m/s) of the ball over the given time intervals. (Round your answers to six decimal places.) [4.99, 5] m/s [5, 5.01] Vave s(t)-sla) [4.999, 5) t-a (5, 5.001] C Consider the average velocities above to guess the instantaneous velocity (in m/s) of the ball att. 5 5. (Round your answer to th nearest Integer.) tea m/s m/s m/s [at] and [t, a ast ait m/s Additional Materials eBook