2. A runner jogs at a steady pace of 15 km/hr. When the runner is 7.5...
1. A car moves along a straight street. The car's initial position at time t is given by a position vector T, The car's later position vector is , at time t2 Suppose T700 mi and T - 400 mi . a. If t2-t1 = 3,0 seconds, what is the car's average speed (assuming the car only moved in one direction)? b. What was the car's average velocity? 2. A runner jogs at a stendy pace of 15 km/hr. When...
For the preparation and standardization of NaOH with KHP im supposed to boil water for 1hr and 30 min to remove CO2....the problem is that if I don't boil it for that long and (30 min) b/c of not enough time but I put the water I boiled for 1/2 hr aproximately into a NaOH bottle with a CO2 absorber and stored it there for a few days. I would assume that I would have to boil the water again...but...