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Car 1 has a mass of m1 = 65 multiplied by 10^3 kg and moves at a velocity of v01 = +0.82 m/s. Car 2, with a mass of m2 = 92 multiplied by 10^3 kg and a velocity of v02 = +1.1 m/s, overtakes car 1 a
A block is placed on a plane that is inclined at 60 degrees with respect to the horizontal. If the block slides down the plane with an acceleration of g/2, determine the coefficient of kinetic frict
A projectile with mass of 378 kg is launched straight up from the Earth's surface with an initial speed vi. What magnitude of vi enables the projectile to just reach a maximum height of 2.8RE, measu
The actual specific heat capacity of water vapor at low pressure is about 2000 J/kg*K. Compare this with your calculation and comment on the actual role of vibrational motion.
Three charges q = 0.380 C form an equilateral triangle, 1.60 m on a side. Using energy that is supplied at the rate of 0.65 kW, how many days would be required to move one of the charges to the midp
In 2.00 min, 29.7 mL of He effuse through a small hole. Under the same conditions of temperature and pressure, 10.0 mL of amixture of CO and CO2 effuse through the hole in thesame amount of time
(A) Assuming no heat is released to the surroundings, what is the final temperature of the lemonade? (B) What is the final temperature if you add 6, instead of 2, ice cubes.
In the experiment that we did we first boiled water with sodiumcarbonate mixed in. Then added two teabags and allowed them toboil. The solution was cooled and dichloromethane was then added toit.
The balloon is tethered to prevent it from rising, and the tension in the tether is 10.0 N. Use 0.0290 kg/mol for molar mass of air. (Neglect the gravitational force on the fabric of the balloon.) W
(a) how are the final potentials v1 and v2 of the spheres related? (b) find the final charge q1 and q2 on the spheres in terms of q.
Gasoline has been delivered to a farmer for use in the farm'scombines. A cylindrical storage tank with a circumference of6.8 ft is used to store the gasoline untilit is used.
Use graphical analysis to determine the resistivity ρ of the wire (Use a graph of voltage V versus length L). The wire has cylindrical shape and a diameter of 0.9 mm.
Two circular disks spaced 0.50 mm apart form a parallel-plate capacitor. Transferring 1.20 * 10^9 electrons from one disk to the other causes the electric field strength to be 2.90 * 10^5 N/C. What
To Hydrocarbons A and B, each contain six carbon atoms and one C=C.Compound A can exist as both E and Z isomers but compound B cannot.However, both A and B on catalytic hydrogenation give only3-met
Find the approximate directions of the diffraction-maximum beams radiated into the space beyond. List your angles from left to right with all angles left of the central maximum being negative.
A saturated solution contains4.87g KC2H3O2 in 40.0mL of water at 25 degrees C. What is the solubility in g solute/(100gH2O)? Calculate the mole fraction of solute at this temperature.
The cell phone swings back and forth with simple harmonic motion. The mass of the cell phone is 125grams and the period of oscillation is 2.00 seconds. What is the distance from the post to the cent
A cyclist coasts up a 10.9° slope, traveling 25.0 m along the road to the top of the hill. If the cyclist's initial speed is 9.90 m/s, what is the final speed? Ignore friction and air resistance
Find the power lost in heating the wires if the voltage is stepped up from 150 V to 1500 V using an ideal transformer.
You have a sample of unkonw metal that you have heated to 100 deg Celsius (oC) in boilin water. If, unknown to you, the metal sample cools some what before being added to your calorimeter.
In feldspars Al has a coordination number (CN) of 4 with respect to O, but in jadeite and garnet the CN of Al is 6. The ionic radius of Al is different in the two cases.
How many grams of sodium acetate should be dissolved in 400.0g of water to prepare a solution that is 11.28% by mass in the solute?
The driver of a motorboat that move at 10 m/s wishes to travel directly across a narrow stait in which the current flow at 5 m/s. A. At what angle upstream should the driver head the boat?
A solution is prepared by mixing 138.2g of ethanol, 103.6g of water and 80.11g of methanol. Calculate the mole fraction of each component.
A charged capacitor with a 10-volt potential difference between the plates and a resistance of 2000 O are connected in series (i.e. they form an RC circuit). In 2 milliseconds (2 x 10-3 seconds) the