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Lions have to be in separate cages, and they may not be placed in adjacent cages. How many ways can zookeepers allot lions to cages?
An alpha particle (the nucleus of helium atom) consists of a mass of 6.64 x 10-27 kg and a charge of +2e. Determine the magnitude and direction of the electric field which will balance the gravitati
Propose a Synthetic pathway from the starting material to the product. Provide the necessary inorganic reagents. Show complete mechanism. Supply the Structure of the expected product C10H16 by
The boy is flying 2 kites at same time. He has 380 feet of line out to 1 kite and 420 feet to other. He evaluates angle between two lines to be 30 degrees. Find distance between kites.
In a cyclotron (one kind of particle accelerator), a deuteron (of atomic mass 2.00 u) reaches a final speed of 8.00% of the speed of light while moving in the circular path of radius 0.405 m. The de
Discuss why 3-nitropyridine is the major product of Electrophonic Aromatic Nitration of pyridine. Show the complete mechanism by using the reagents conc. HNO3, heat, neutralize @ Ph = 7
Your electric drill rotates initially at around 5.97 rad/s. You slide the speed control and cause the drill to experience constant angular acceleration of 0.325 rad/s^2 for 4.77 s. Determine the dri
Determine the concentrations of H30+ and OH- in a neutral solution at 50 degrees Celsius at 50 degrees Celsius the value of Kw is 5.5 x10^-14.
If a beam of white light passes via a red piece of plastic, explain why is the emerging less intense than the white light.
If the triangle has two angles of 46 degrees and 20 degrees, and side of length 65 which is adjacent to both of them, determine remaining sides and angle of triangle.
Determine the number of moles of Ag+ in 5 mL of .004 M AgNO3and the number of moles of CrO4^2- in 5 mL of .0024 M K2CrO4
A model rocket is constructed having a motor which can give a net impulse of 30.0 N x sec. The mass of rocket is around 0.164 kg. Find out the speed that this rocket accomlishes if it is launc
The Ksp for BaCrO4 is 5.1 x 10^-9. Determine the numbers of grams of BaCO3will dissolve in 100 mL of water? Differentiate among the equilibrium constant expression and Ksp for the dissolution of a spa
Determine the function which models number of bacteria n(t) after t hours. Determine number of bacteria after two hours. After how many hours will number of bacteria double?
The second object is hanged, and the two objects join each other gravitationally. Determine by what distance has the first object moved horizontally from its initial position due to the gravitationa
Illustrate the phase diagrams for the following types of systems. Label the regions and intersections of the diagrams, stating what materials are present and whether they are solid, liquid, or gas.
A high-jumper, having merely cleared the bar, lands on an air mattress and comes to rest. Had she landed directly on the hard ground, her stopping time would have been much shorter. By using the im
An Al-Mg which is having 0.5 g of alloy in the acid forms the 600mL of H saturated with water vapor at 20°C. PH2O = 18 torr. Where the Barometric pressure was 763 torr.
Beginning with the initial speed of 5.22 m/s at a height of 0.394 m, a ball of 2.94 kg swings downward and hits a 5.63 kg ball which is at rest. (i) By using the principle of conservation of mechani
Determine the energy of one photon of this light? In addition to continuous radiation, fluorescent lamps emit sharp lines in the visible region from a mercury discharge within the tube. Much of thi
How to create the butterfly picture by graphing 6 -8 tigonometric functions. For every function find out amplitude and vertical and phase shift?
Demonstrate how these can be reduced to a set foir reducible representations. Discuss which metal orbital's have the symmetry of these it educible representations?
Suppose that all motion, before and after the collision, occurs all along the similar straight line. Determine the ratio of the kinetic energy of the hydrogen atom after the collision to that of the
The partial pressures for acetone and diethyl ether above the solution with XE = 0.80 and PE = 0.713 bar and PA = 0.120 bar. Assume Raoult's law defines ideal behavior for both diethyl
The masses of ball and block are, correspondingly, 1.7 kg and 2.3 kg, and the length of the wire is 1.11 m. determine the velocity (magnitude and direction) of the ball (i) just before the collision