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If the value 8π2h2 / ma2(the h is h bar, determine the state of the system after the measurement? Calculate the lowest and highest values of energy that can be obtained when the energ
The image made by a microscope objective having a focal length of 5.00mm is 160mm from its second focal point. The eyepiece consists of a focal length of 26.0mm. The angular magnification of the mic
The house in the city was built during 1990 and its value at the end of year was $144,000. If value has increased at the rate of 4% per year, what will its value be, correct to nearest hundred dolla
Illustrate a structural formula of an alkenes or alkenes (if more than one) that undergo acid-catalyzed hydration and without rearrangement give 3-hexanol as the MAJOR product.
Determine the numbers of grams of PbI2 will precipitate from the reaction of 14.0ml of 0.190 M Pb(NO3)2 with excess KI solution? Suppose that all of the PbI2 is in soluble.
Acme Cattle Inc. owns the triangular piece of land which is bounded by the straight highway on one side. The acre of the land will support one cow for two weeks. Find maximum of cattle that this land
Very loud sounds can damage hearing through injuring the vibration-sensing hair cells on the basilar membrane. Assume a person consists of injured hair cells on a segment of the basilar membrane cl
Determine the equilibrium concentrations for each form of the acid? 0.099 mol of phosphoric acid and 0.061 mol of KOH are mixed in the 100.0 mL of water. What is the pH?
Explain what volume of water is formed if 4 L of methane is burned in excess the oxygen? Suppose that the temperature of the reactants and products is 25°C and the pressure of the system remains
A RLC circuit consists of a resistance of 200 ohm and an inductance of 15 mH. Its oscillation frequency is around 7000 Hz. At time t = 0 the current is 25 mA and there is no charge on the capacitor.
Assuming the secondary hydrogen's in pentane are equally reactive to monochlorination, determine the percentage of 2-chloropentane in the mixture?
Given the average rate of reaction is 4.5x10^-4. In the reaction A-Products, the initial concentration is .421m. Discuss how long does it take for the concentration to drop to .340.
A 90 percent efficient transformer consist of 500 primary turns and 10 secondary turns. When Vp is 120 V (rms) and the secondary now consists of a resistive load of 15 Ohm, determine the current in
Determine oh- and pH of the following using appendix D a.0.10 M b. 0.080 M c. a mixture that is 0.10 M in NaNO2 and 0.20 M in Ca(NO2)2
A flywheel of 12.0 kg having a diameter of 0.500 m primarily rotating at 4.00 revolutions/seconds raises its rate of rotation at a constant rate and arrives at an angular velocity of 56.5 radians/s
The flask is then cooled to 273 K, at which temperature the pressure in the flask is 508 Torr. Determine the percentage of arsine that has decomposed.
(i) Determine how much of the primary kinetic energy is rotational? (ii) Determine the speed of the center of mass of the sphere at the initial position? If the sphere has moved 0.840 m up the incli
The products of the reaction are CO2 and water. Determine the number of moles of water produced if the reaction goes to completion. Consider the reaction among 50mL of liquid methanol (CH3OH, d
Yellow-green light having wavelength 550nm in air is incident on the surface of a flat piece of crown glass at an angle of 60 degrees. Determine the angle of refraction of the light?
If the mole fraction of argon is 0.37 and the atmospheric pressure is 754torr, determine the partial pressure of nitrogen inside the container? An apparatus is constructed with a rigid container con
An object is positioned at a distance of 25 cm from a thin convex lens all along its axis. The lens consists of a focal length of 10 cm. Determine the values, correspondingly, of the image distance
Ionization involves totally removing an electron from an atom. Explain how much energy is needed to ionize a hydrogen atom in its ground (or lowest energy) state?
An object of length 2.00 cm is within a plastic block having index of refraction 1.50. When the object is observed from directly above, determine the length of the image?
When3.47 g of the sample is dissolved in water and treated with excess silver nitrate solution, a precipitate forms. A divalent metal chloride has 7.7% by weight NaCl as impurity.
A beam of light is incident from the air onto a flat piece of polystyrene at an angle of 43 degrees relative to the normal to the surface.