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What is the wavelength, in nm, associated with a 2000. kg truck traveling at a speed of 20 m/s, that is, considering the truck to be a "matter" wave?
A. 2.65*10^-29nmB. 6.02*10^-29nmC. 1.65*10^-29nmD. 7.50*10^3nmE. 1.33*10^-29nm
Two circular coils are concentric and lie in the same plane. The inner coil contains 92 turns of wire, has a radius of 0.018 m, and carries a current of 5.5 A. The outer coil contains 110 turns and has a radius of 0.032 m. What must be the magnitude ..
A spaceship travels at constant velocity from Earth to a point 745 ly away as measured in Earth's rest frame. The ship's speed relative to Earth is 0.9996c. How old is the passenger when the ship reaches its destination
Calculate the wavelength in meters of light absorbed by an electron in an atom of hydrogen as it moves from n=3 to n=6.
A car moving at 38 m/s passes a highway patrol car moving at 24 m/s . The microwaves produced by the radar gun in the patrol car have a frequency of 8.25x10^9 Hz. What is the magnitude of the difference in frequency between the waves emitted by the g..
1. ABC's last dividend paid was $0.61, its required return is 16%, its growth rate is 7%. What is ABC's expected stock price in 13 years?
Name and draw the product formed with HNO3 and Alpha-D-gluccopyranose. Draw and indicate the glycosylic bond D-glucopyranose, and D-glucopyronose and D-fructofuranose
Miranda, a satellite of Uranus, is shown in part a of the figure below. It can be modeled as a sphere of radius 242 km and mass 6.68 1019 kg. Find the free-fall acceleration on its surface
A catapult on a cliff launches a large round rock towards a ship on the ocean below. The rock leaves the catapult from a height H of 33.0 m above sea level, directed at an angle above the horizontal with an unknown speed v0. The projectile remains in..
A ladder of uniform density, length 4m and mass 20kg, makes an angle = 65 degrees with the horizontal and its upper end rests against a wall. What is the maximum mass that he can have such that the ladder will not slip when he reaches this point
If the cuvettes are not wiped clean in an experiment, fingerprint smudges may be present during analysis. Explain how this error would affect the absorbance readings for blue dye in the analysis
If 8.32 grams of methanol, CH3OH, are dissolved in 10.3 grams of water, what is the mole fraction of methanol in the solution?
In a particular solution, [Cr3+]=3.9x10-4 mol/L. What is the minimum pH at which Cr(OH)3(s) will precipitate from this solution. Assume the temperature is 25oC. For Cr(OH)3(s), Ksp=6.3x10-31 at 25oC. Give your answer with three digits
it was important that the flask be completly dry before the unknown liquid was added so that water present would not vaporize when the flask was heated.atypical single drop of liquid water has a volume of approximately 0.05ml
A reaction that is first order in A has a rate constant of 0.72/min If the initial concentration of A is 1.60 M, what is the concentration after one minute
what are some differences and similiarities in the type of inhibition caused by heat acid or base and heavy metal ions
The equivalence point is reached after addition of 25.0 ml Naoh a) calculate the ionication ka for the acid HA
A molecule has the empirical formula C3H7 and has a density of 3.844g/L at STP. If one mole of this gas is burned completely in excess oxygen, how many moles of CO2 are produced
Since water does absorb CO2 from the atmosphere and since CO2 dissolved in water causes it to be slightly acidic, will the use of deionized water that has not been previously boiled cause the mass of acetic acid in the vinegar to be calculated as ..
95% wt solution of ethanol in water has density of 0.804gm/mL. Find mass of 1.00L of this solution and the number of grams of ethanol per litre ?
the heat of combustion of hexane is 995.0 kcalmol. how much energy is released during the complete combustion of 453
One of the emission spectral lines for Be3+ has a wavelength of 253.4 nm for an electronic transmission that begins in the state with n = 5
role of sodium carbonate in extraction of caffeine from tea leaves.
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