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If you are given a velocity versus time graph, and v initial is given, how do you calculate instantaneous acceleration
Write the condensed electron configurations for the following atoms and indicate how many unpaired electrons each has (a)mg (b)ge (c)br (d)v (e)y (f)lu
Two parallel wires of length 18 m are separated by a distance of a = 0.13 cm. The first carries a current of I1 = 5 A, What is the magnetic force on each wire
What is the correct balanced net ionic equation which represents the metathesis reaction between sodium sulfide and aluminum chloride
Carboxylic acids can be made by the hydrolysis of nitriles, which in turn can be made from an alkyl halide. Draw the structures of a starting alkyl bromide and the intermediate nitrile that would be
A wheel free to rotate about its axis that is not frictionless is initially at rest. A constant external torque of +60 N·m is applied to the wheel for 18 s, Find the moment of inertia of the
How long must a 0.70-mm-diameter aluminum wire be to have a 0.48A current when connected to the terminals, What is the current if the wire is half this length
An astronaut stands by the rim of a crater on the moon, where the acceleration of gravity is 1.62 m/s2. what is the depth of the crater
An aqueous KNO3 solution is made by using 84.6g of KNO3 diluted to a total solution volume of 1.43 L. Calculate the molality and mass percent of solution. Assume a density f 1.05g/mL or the solution
A car is traveling with a constant velocity when the driver suddenly applies the brakes, giving the car a deceleration of 3.50 m/s2, what was the magnitude of the car's original velocity
An aqueous solution containing 36.0 g of an unknown molecular (non electrolyte) compound in 159.7 g of water was found to have a freezing point of -1.2 degrees celcius. Calculate the molar mass of t
A nichrome toaster wire, initially at room temperature, carries 2.72A immediately after it's turned on. What's the temperature of the nichrome then
What is the boiling point of a solution of 0.25g of a nonvolatile solute (molar mass 85 g/mol) dissolved in 12g Benzene. Kbp for benzene = 2.53 (oC/m), Normal boiling point 80.10 oC.
An airplane is making a turn with a given radius in a circle. The lift force (given) is exerted perpendicular to the wings. What is the angle that the wings make with the horizontal
Consider a conical pendulum with a bob of mass m=82.0 kg on a string of length L=10.0 m that makes an angle of theta=8.00 degrees with the vertical, Determine the radical acceleration of the bob.
How many grams of a sugar (MW 180 g/mol) must be dissolved in 50 mL of aqueous solution to produce an osmotic pressure of 250 toor. The sugar does not dissociate.
Draw the structure of the aromatic organic product formed from the reaction of the following compound with
A 25 g bullet strikes and becomes embedded in a 1.65 kg block of wood placed on a horizontal surface just in front of the gun, what was the muzzle speed of the bullet
6.00g of nitrogen gas at 22.0 degree celsius and an initial pressure of 4.00atm undergo an isobaric expansion until the volume has tripled, What amount of heat energy is transferred from the gas as i
Give the products (if any) expected from the treatment of cyclooctene with ozone followed by aqueous hydrogen peroxide. Do not draw any byproducts.
Give the products (if any) expected from the treatment of 2-methyl-2-pentene with ozone followed by aqueous hydrogen peroxide. Do not draw any byproducts.
Draw the structure of the organic product formed in the reaction of m - cresol with sodium hydroxide
Two Automobiles traveling at right angles to each other collide and stick together. Car A has a mass of 1200 kg and had a speed of 25 m/s before the collision, What was the speed of car B before the
Put the following acids in the order of increasing acidity and please explain reasoning CCl3COOH, CH3COOH, CF3COOH
A 8 kg stone is dropped from a height of 170 m. Find its kinetic and potential energies when it is halfway to the ground