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The object of mass m is projected with the initial velocity v0 at an angle of To (>p/4), above the horizontal from the bottom of a staircase. When the steps have equivalent height and a width d,
If 25.00 mL of 0.385 M plumbous nitrate solution and the 20.00 mL of 0.967 M ammonium iodide are combined, determine the numbers of grams of lead (II)iodide could be produced?
Determine the volume of vinegar that would be required for the neutralization of 25mL of the standardized NaOH solution. Suppose the vinegar has a density of 1g/mL and a percent acetic acid of 5% b
A particle of 3.0 kg having velocity v = (5.0 m/s) - (6.0 m/s) is at x = 3.0 m, y = 8.0 m. It is pulled through a 7.0 N force in the negative x direction. (i) Determine the angular momentum of the p
Discuss why is the use of Schrodinger's wave equation to explain the location of a particle very different from the description which is obtained from the classical physics?
You point the camera at a distant object and photograph it first at 48mm and then by the camera zoomed out to 126 mm. Compare the sizes of its images on the two photos.
Working together women can paint the house in two-thirds time it takes Kasey working alone. Betsy takes six hours to paint the house along. How long it takes Kasey to paint the house working alone?
According to the Bohr model, an electron in the ground state of a hydrogen atom orbits the nucleus at specific radius of0.53 angstroms. Discuss why are these two statements different?
The plates of a spherical capacitor encompass radii 45.8 mm and 50.1 mm. (i) Evaluate the capacitance in pico-farads.
Explain what must the total pressure be for the partial pressure of the oxygen to be 0.21 atm? A diver breathes heliox mixture with an oxygen mole fraction of 0.050.
Determine the initial voltage across the capacitor, the initial current in the circuit, the time constant of circuit and what the current in the circuit is after 5.0 s, after the 5.0 s determine the
Determine the pressure on the gas trapped in the burette if the height of the mercury column in the leveling bulb is 40 mm greater than that in the gas burette and the atmospheric pressure is 650 mm
A parallel-plate capacitor consists of circular plates of 10.2 cm radius and 1.70 mm separation. (i) Compute the capacitance in pico-farads. (ii) What charge in nano-coulombs will appear on the plat
Illustrate by the mathematical equations how one can calculate the molar mass of a volatile liquid by the measurement of the volume, pressure, temperature, and mass of the liquid.
Explain why is it desirable to use the minimum volume of water that will allow immersion of the metal sample in the determination of the specific heat of a metal?
Determine the concentration of AlBr3 in the original undiluted solution? A 16 mL sample of a solution of AlBr3 was diluted with the water to 58 mL. A 20mL sample of the dilute soluti
Calculate the concentration of arsenic in the ppm? Ingestion of arsenic in the small amounts leads to degeneration of the kidneys and the liver and eventual death.
Determine the molar solubility and the Ksp, for this metal hydroxide. A saturated solution of the metal hydroxide, M(OH), has a pH of 9.45. M(OH)2(s) ®¬M2++ 2OH1-(aq)
The pressure of the chloroform is 728mmHg. Calculate the molar mass of chloroform gas if a sample weighing the 0.389 g is collected in a flask with a volume of102cm3 a 97 degrees C.
Yosemite falls in california comprise of 3 sections. Upper yosemite fall, middle cascade, and lower yosemite fall. How high is total series of 3 falls? Find how high is upper yosemite fall?
Determine the numbers of mg of silver chloride would be precipitated if the 25 mg of silver (Ag) were reacted with an excess of chlorate ions (Cl)?
Determine the numbers of mg of salt do we have if u have 0.251 of a 45 mg/l salt solution. Determine the density of the claying/ml. A ball of clay has a mass of 2.65 lbs. and a volume of 0.5025 quarts
Determine the formula mass of the unknown acid by using the manual titration volume of NaOH used to reach the end point ( pH= pKa) and compare it with the formula mass measured form the pH
How can determine the formula mass of an unknown acid by using the manual titration volume of NaOH with which it was titrated, used to reach the endpoint?
Determine the volume of oxygen gas formed and collected at a pressure of 741 torr and a temperature of 18 degrees Celsius when15.00 g of potassium chloride is formed when the solid potassium chlorat