What was the molarity of the koh solution
A volume of 60.0mL of aqueous potassium hydroxide (KOH) was titrated against a standard solution of sulfuric acid (H2SO4). What was the molarity of the KOH solution if 24.7mL of 1.50 M H2SO4 was needed?
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The driver sees a speed limit sign approaching and applies the brakes to decelerate to a speed of 48 km h-1. Given that the deceleration is 2.68 m s-1 find the distance over which the brakes are applied.
When rearranging a dorm room, a student does 292 J of work in moving a desk in moving a desk 3.2 m. What was the magnitude of the applied horizontal force
A jet is circling an airport control tower at a distance of 21.0 km. An observer in the tower watches the jet cross in front of the moon. As seen from the tower, the moon subtends an angle of 8.88 10-3 radians. Find the distance traveled (in meter
Infant Marisa cries and throws tantrums when she doesn't get her way. Moreover, she becomes very upset when her parents attempt to change her diaper. With regard to temperament, Marisa is BEST classified as?
A 3.0-m-long rigid beam with a mass 150 {rm kg} is supported at each end. An 70 {rm kg} student stands 2.0 {rm m} from support 1. How much upward force does support 1 exert on the beam?
Calculate the energy lost by photons Compton scattered at 45°, 90° and 135° for incident photons of energies 50 keV and 100 keV.
Analyze the Sarbanes-Oxley Act and make at least one (1) recommendation for how the act can be improved.
Suppose a heat engine takes in 420 J of energy from a hot reservoir and performs 30 J of work in each cycle. Find the efficiency of the engine.
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