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Illustrate the skeletal structure of the compound whose structure would be consistent with the following information. The molecular formula C5H12O whose proton NMR spectrum contains a septet
The airplane engine gives a total thrust of 0.793 N perpendicular to the tethering wire. (i) Determine the angular acceleration of the airplane if it is in level flight.
Explain the equilibrium constant of the reaction at this temperature when the starting concentration of H2 is 3.9 M, and the starting concentration of I2 is 3.00 M, and the equilib
A diffraction grating consists of a spacing of d = 1500nm. It is employed with light of wavelength 500 nm. At what angle will the first-order diffraction image be viewed?
The only reagents that you have are 6MHCl and 15M NH3. A mixture contains the three cations Ag+, Cu2+ and Al3+ Propose a procedure for the separation of these cations.
Suppose that light having a wavelength of 550 nm. (Note: The distance from pupil to the retina is around 25.4 mm. Moreover, the space among the pupil and the retina is filled having a fluid having i
Consider the substance H2O, H3O+ and OH-; or NH4+ and NH3; or SH- and H2S,and explain the relationship between acid strength and formal charge.
When 90% of the mechanical energy of the system is absorbed through the aluminum, determine its temperature raise at the bottom of the incline? (Specific heat for aluminum is around 900 J/kg•&d
Write down two reasonce structures for the nitrate ion (NO2-) and demonstrate the formal charge on each atom in each structure. Do these structures account for the fact that nitrogen bonds are of eq
The salt-water solution, that has 5% salt and 95% water, is pumped into tank at the rate of 3 gallons per minute. Determine concentration of salt be (as percent) after ten minutes?
At 1 bar and 273.15 K a mole of perfect monatomic gas is allowed to expand adiabatically against a constant pressure of 0.315 bars until it doubles its volume.
An object of 0.20 kg joined to the end of the string swings in a vertical circle of radius 80 cm. At the top of the circle the speed of the object is around 4.5 m/s. Find out the magnitude of the te
Determine the number of alkenes products that could reasonably be produced from each of the following compounds under the indicated reaction conditions.
An object of 3.45 kg is moving in a plane, having its x and y coordinates given through x = 6t2 - 3 and y = 4t3 + 6, where x and y are in meters and t is in seconds. Determine the magnitude of the t
You are standing by the roadside as a truck approaches and you compute the dominant frequency in the truck noise at around 1120 Hz. As the truck passes, the frequency reduces to 920 Hz. Find out the
A uniform cylindrical coil in vacuum consist of r1=1m, l1=1m and 100 turns, coaxial and at the centre of this coil is a smaller coil with r2 = 10cm, l2 = 10cm and 10 turns. The mutual inductance of
If spring starts at its equilibrium position, but the push provides it the initial velocity of 2 ft/sec, determine position of mass after t seconds.
A pendulum comprises of a 320 g solid ball 15.0 cm in diameter, hanged by basically a mass-less string of 40.0 cm long. i) Compute the period of the pendulum, treating as the simple pendulum
A proton moving with the speed of around 2.1 x 107 m/s enters an area of space where there is a uniform magnetic field having magnitude 0.25 T. When the proton moves perpendicularly to B, determine
The two long parallel wires 40 cm apart are carrying currents of around 10 A and 20 A in the opposite direction. Find out the magnitude of the magnetic field halfway among the wires?
20 like both broccoli and cauliflower and 15 of the students like all three vegetables. How many of the 278 college students don't like any of the 3 vegetables?
An RL series circuit consists of 5.0 mH coil, 1.0 resistor, battery of 12 V, ammeter and switch. After the switch is closed for a long time, determine the final value of the current.
Determine how far are the masses from the axis of rotation at this time, considering the masses to be points? Compute the initial kinetic energy of the system. Compute the final kinetic energy of th
The two straight wire parts, each 3 m long and carrying a current of 4.5 A, are parallel to one other and separated through a distance of 0.40 m. Compute the magnitude of the force which each part a
The major product obtained from this reaction is reacted with sodium ethoxide in ethanol at 55°C. Methyl cyclohexane reacts with molecular bromine (Br2) in the presence of light and heat.