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Two identical metal spheres are 2.0 g each and are charged equally. They have a separation distance of 3.0m. What is a displacement current
1) Thrasymachus' challenge to morality. a) Give a presentation of Thrasymachus' view about justice. Then (b) present one of Socrates' arguments against it, choosing the argument that seems to you
Draw the type of allylic carbons present in the following (draw structure) a. 2,3,3-trimethyl-1-butene b. 1-methylcyclohexane
John measured the thickness of a book using a ruler. Calculate the mean thickness of the book.
Propanoic acid, HC3H5O2, ionizes in water. A 0.496 g sample of sodium propanoate, NaC3H5O2 (molar mass: 96.07 g/mole) is added to a 50.0 mL sample of a 0.265 M solution of propanoic acid. Assuming t
A 2.61e-6 F capacitor is charged to 1270 V and a 6.58e-6 F capacitor is charged to 420 V. what will be the potential difference across each
Argon gas is 10 times denser than helium gas at the same temperature and pressure. Which gas is predicted to effuse faster? How much faster? Please tell me which gas is predicted to effuse faster an
Two long straight wires are carrying current out of this page. Make the plane of this paper the x-y plane, and put one wire at the origin with 5 A., find the force per unit length on that wire
A bullet with mass 5.44 g is fired horizontally into a 2.103-kg block attached to a horizontal spring. Find the initial speed of the bullet-block system
Consider that a single box represents an orbital, and an electron is represented as a half arrow. Orbitals of equal energy are grouped together.
A 10 \rm g bullet traveling at 440m/s strikes a 12kg , 1.2-\rm m-wide door at the edge opposite the hinge. The bullet embeds itself in the door, What is the angular velocity of the door just after i
What volume of H2O(g) is produced when 7.90 mo of C2H4 (g) reacts at STP? C2H4 (g) + 3O2 (g) ----> 2 CO2 (g) + 2 H20 (g)
A stuntman sitting on a tree limb wishes to drop vertically onto a horse galloping under the tree. The constant speed of the horse is 10.0 m/s, How long is he in the air
Suppose you were instructed to add 38 g of sodium chloride (NaCl) to 100 mL of water. a. prepared as instructed at 20°C b. heated the mixture in (a) to 100°C
A unit vector lies in the xy plane, at an angle of 138 degrees from the +x axis, with a positive y component. What is the unit vector
A circular loop of wire is oriented so that its normal is perpendicular to the earth's horizontal magnetic field (B = 2.87 x 10^-5 T). Calculate the radius of the loop
Determine the wavelength, in nanometers, of radiation with of 218 kj/mol energy. please show how you came up with answer
A bullet is fired through a board 8.0 cm thick in such a way that the bullet's line of motion is perpendicular to the face of the board. Find the total time the bullet is in contact with the board
Describe the following combinations as either soluble or insoluble. 1. Sand sinks to the bottom of a beaker of water. 2.Antifreeze and water mix completely. 3. Benzene, a liquid, floats on the surfa
Identify each of the following substances as ionic, polar covalent, or nonpolar covalent. Also predict its solubility in water. 1. Calcium chloride (CaCl2) 2. Pentane (C5H12) 3.Methyl alcohol (CH3OH
If you had excess chlorine, how many moles of of aluminum chloride could be produced from 29.0 of aluminum
A Cessna aircraft has a liftoff speed of 120 km/h. How long does it take the aircraft to become airborne
She claims that the uncertainty of the bacterium's position is greater than the microscope's viewing field, and the bacterium is thus impossible to locate. What is the uncertainty of the position of
How much work would it take to move a positive charge, 1uC, from the negative side of a parallel plate combination to the positive side when the voltage difference across the plates is 100V
Why was anhydrous not wet diehtyl ether used in the preparation and reaction of the grignard reagent