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Compute the smaller parts flow speed. Answer must be in units of m/s. Compute the smaller parts pressure.
Find without graphing, whether function has the minimum value or a maximum value. Determine minimum or maximum value and find where it happens.
The asteroid is roughly spherical (strange for such a small body) having a radius of 19.5 km. i) Determine the acceleration of gravity at the surface of asteroid.
She would like to retire with the pension of $10,000 per quarter for15 years. If she works 27 years before retiring, how much money should she and her employer deposit every quarter?
Explain how much dry solute would you take to prepare each of the following solutions from the dry solvent and the solute? 115g of .100m NaNO3, 115 ml of 0.120 M NaNO3, 115g of 1.4% NaNO3
A bat flies toward a wall, emitting a steady sound having a frequency of 22.5 kHz. This bat hears its own sound plus the sound reflected through the wall. Explain how fast must the bat fly to hear a
A base-ball is thrown from the roof of a building 40.0 meters tall. The initial velocity of the ball is 20 m/s and the angle at which the ball is thrown is 37 degrees over the horizontal. (i) Deter
When Mg metal and a solution of an alkyl halide in ether are mixed, if the formation of a Grignard reagent does not begin spontaneously than one sometimes adds a small amount of iodine to the flask
Write revenue equation in terms of number of extra tickets sold. What number of passengers, and what price, will make maximum revenue?
Determine the osmotic pressure of a magnesium citrate laxative solution at 37C which is having 30.0g of magnesium citrate in 250ml of solution. Suppose the complete dissociation of the ionic compou
A person walks into a room which has, on opposite walls, two plane mirrors generating multiple images. Determine the distances from the person to the first three images view in the left-hand mirror
A house with a 2.90 m high ceiling and 1.70 x 103 m2 floor areas is to be heated with propane. Determine the number of kilograms of propane would be required to raise the temperature of th
You are standing on a small stool which places your eyes 3.10 over the bottom of the pool. As you look at the target, your look is 30 below horizontal. At what angle beneath horizontal must you thro
A person holds a rifle in a horizontal position and fires at a target. The bullet consists of a muzzle speed of 200 m/s, and the person hears the bullet strike the target 1.60 s after firing it. The
Determine the numbers of amps are needed to plate at a rate of 1 mg/sec? Hint: The ions involved are Ag+, Zn2+, and Cu2+. An electroplated surface of Sterling Silver (92.5% w/o Ag; 7.5% w/o Cu) is to
The doorway has shape of the parabolic arch and is 12 feet high at center and 8 feet wide at base. If the rectangular box 9 feet high should fit through doorway, find maximum width the box can have?
Determine the entropy change of 1.00 mol of Ar in a rigid container when the gas is heated from 25°C to 55°C. The molar constant volume heat capacity of Argon gas is having 20.79 J mol-1K-1
A mass m which is suspended from a spring having spring constant k is pulled down to a point P which is a distance d below the equilibrium point and then free.
In genetic research the small colony of drosophila (small two-winged fruit flies) is grown in the laboratory environment. Find population of colony in 14 days?
Ar gas is sealed in a12.8 L rigid container at 1.00 atm, at 25°C. Calculate the entropy change of the gas, when it is heated to55°C?
Determine the pH when 5 mL of 0.5 M HCl is added to 1 L of the buffer. Explain what pH would you expect if you added the same quantity of HCl to 1 L of pure water?
Their gravitational interaction causes the stars to be pulled toward one other. Determine the speed of the stars just before they collide.
Determine the number of dry solute would you take to prepare each of the following solutions from the dry solute and the solvent?
Assume that 2¢ is deposited in the savings account paying 1% annual interest compounded continuously. How much money will have accrued in account after 2000 years?
A gas constant pressure consists of a volume of 35.0m3, and its temperature is 20.0 degree C. Determine its volume if its temperature is increased to 100.0 degree C at the similar pressure? Is this