What is delta h for reaction per mole of ammonia consumed
When 0.1875 moles of NH3 reacts completely with excess HCl, 8.25 kJ of energy is released as heat. What is delta H for this reaction per mole of HN3 consumed?
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A refrigerator has a coefficient of performance of 2.10. Each cycle it absorbs 3.40 104 J of heat from the cold reservoir. During each cycle, how much heat is discarded to the high-temperature reservoir?
A diesel engine performs 2090 J of mechanical work and discards 4125 J of heat each cycle. What is the thermal efficiency of the engine?
How many milligrams of carbon monoxide does the average person inhale in an 7 hour period for this level of carbon monoxide pollution?
A charge Q is uniformly distributed throughout a nonconducting sphere of Radius R. (a) What is the magnitude of the electric field at a distance of R/2 from the center of the sphere?
An induced emf occurs in a conducting loop of wire 1.12m long as its shape is changed from a circle to an equilateral triangle. What is the average magnitude of the induced emf if the change inn shape occurs in 1 sec and the local 1.0T magnetic fie
You are traveling in a spaceship at a speed of 0.83c away from Earth. You send a laser beam toward Earth traveling at velocity c relative to you. What do observers on the Earth measure for the speed of the laser beam?
A 5 turn loop of wire with a radius of 4cm moves toward a 0.15T magnetic field in a 3 second time interval. What is the average emf induced in the loop? If the loop has a resistance of 5 ohm, what current is generated?
How much N2 will be produced (L) when 6 liters of a C6H12O6 solution is degraded to CO2 and H2O? The concentration of C6H12O6 solutions is 200 mg/L.
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The purpose is to examine the psychological factors affecting how teenagers in an impoverished urban area spend their time outside of school using:
Examine historical literature to the most current period to see the growth of romanticism and EXISTENTIALISM. any major developments
Based on information provided in Ch. 11 & 12, how do you define "being an adult"?
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