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Determine the numbers of moles of H2O form when the butane is burned totally? Determine the numbers of total molecules of gas form when all the butane burns?
Determine the fundamental frequency (corresponding to the transition among the ground and the first exited states, incm-1), and zero point energy (in J). The spring constant of 79Br79Br is 240Jm-
A bullet of 3.40 g moves with a speed of 160 m/s perpendicular to the magnetic field of earth of 5.00 x 10-5 T. When the bullet possesses a total charge of 13.5 x 10-9 C, by what distance will it be r
Determine the vibrational period and the spring constant. In the infrared spectrum of 1H79Br, there is an intense line at 2630 cm-1, which is assigned to the transition among the ground and the f
Describe the aromaticity of the difluorofulvene by inductive effect, hackle's rule? Also, discuss why does anyone should care about making difluoromethylene compound?
A charged particle having mass 0.0100 kg is subjected to the 4.0 T magnetic field that acts at a right angle to its motion. When the particle moves in the circle of radius 0.10 m at a speed of 5.0 m
Determine the probability that balls have different colours? What combination of colours is most probable? Find probability of the combination?
White light having wavelengths from 400 nm to 750 nm falls on the grating having 9000 lines/cm. Determine how wide is the first-order spectrum on the screen 2.70 m away?
Supposing no external forces are acting, answer the given: i) Determine the expression for the final velocity w after the collision.
Buffer is prepared by mixing the 184 ml of 0.500 L of 0.400 M sodium acetate and 0.442 hydrochloric acid. (Ka=1.8 x 10-5) Determine the balanced reaction that describes the buffer that was formed.
The two charges q1 = 4 µC, q2 = -40 µC, are L = 13 cm apart. A third charge is to be positioned on the line among the two charges. Determine how far from q1 must the third charge be posi
Using the standard enthalpies of formation, determine the quantity of heat formed when the 2.7 g of butane is totally combusted in the air under the standard conditions. Many cigarette ligh
Determine the half reaction for the deposition of the silver where the molar mass of Ag is 107.9 A constant the electric current deposits 0.365 g of the silver metal in 12960 seconds from a solutio
When we define the gravitational potential energy U to be zero for an infinite separation of Earth and satellite, determine the ratio?
Determine the frequency associated with the light of wavelength 656 nm. (This corresponds to one of the wavelengths of light which is emitted by the hydrogen atom.)
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.