Calculate e for each chemical reaction that produces 943 kj
Calculate E for each chemical reaction that produces 943 kJ of heat but does no work on its surroundings.
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A switch closes at t=0 and the capacitor is discharged through the wire with 1 Ohm resistance. Find the expression for the magnetic field strength inside the capacitor 1 cm from the axis as a function of time. Draw the graph of B versus t.
The reusable booster rocket of the U.S. space shuttle employs a mixture of aluminum and ammonium perchlorate for feul. the chemical reaction that occurs is
Consider a Boeing 777-200 airplane of wing span 60.93 m cruising horizontally at Mach 0.785 (about 828 km/h) due north in a region where the earth's magnetic field is .98*10<-5 T, Which end of the wing is positive
You are the operator of a 15,000 V 60 Hz electrical substation. When you get to work one day you see that the station is delivering 6.0 MW of power with a power factor cosf=0.9. What is rms current.
A spring (k=100N/m) is squished x=.40 m with a mass m=1 kg held against it. With what speed v does the mass exit the rough region
A uniformly charged sphere has a potential on its surface of 450 V. What is the radius of the sphere
A 23.45g piece of iron and a 29.95g piece of gold at 100.00C were dropped into 530ml of water at 16.05C. The molar heat capacities of iron and gold are 25.19 (j/mol x C) and 25.41 j/(mol x C). respectively. What is the final temperature of water a
A gun shoots small plastic balls. The ball falls 1.2 m while traveling horizontally 5.1 m. Calculate the speed the ball leaves the gun
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