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?
Now Priced at $5 (50% Discount)
Recommended (98%)
Rated (4.3/5)
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.
1954046
Questions Asked
3,689
Active Tutors
1447047
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Question 1: Describe how natural selection is part of population genetics among the Southwestern Athabaskan Amerindians
Keegan, an 8 -year-old, no longer thinks a row of pennies in front of him contains more pennies than a row of the same number of pennies
Humans, horses, porpoises, and bats all have very different forelimbs, but the bones inside them show similar shapes, positions, and development,
Question: In addition to natural selection, four other forces can drive evolutionary change. Which of these is NOT one of them?
Question: Which of these are pre-zygotic isolating mechanisms? (Select all that apply.)
Question: According to the reading, how many recognized fuel models are used for fire behavior (documented by Albini 1976)?
Question: Which of the following could explain why a particular prey item was captured/consumed at a higher rate?