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By using the ‘tunnel mail’ system determine (iii) the delivery time in seconds to the opposite side of P? And (iv) the maximum velocity of the parcel in the tunnel?
What is the energy of activation (kJ/mol) for this reaction when the chemical reaction A + 2B-> 2 D has a rate constant of 4.8M-1d-1 at 25oC and29.8M-1d-1 at 25oC.
The bottoms of thunderclouds are usually 1500 m above the Earth and can encompass an area of 105 km2. For the purposes of this trouble, model the Earth-cloud system as a huge capacitor. (i) Compute th
Describe or name a molecule that can be so produced. Experiments by Stanley Miller and others showed that complex "biological" molecules are produced when a mixture the chemicals in the early
The sugar glucose contains H, C, and O and has a mass of180.0634 amu as calculated by the high-resolution mass spectrometry. Glucose contains an equal number of oxygen and carbon atoms.
Name each compound that you cite as an illustration. For simplicity assume that any nitrite ions serving as ligands in a given compound are all either N- or O- bonded.
They each encompass a total charge of +3.0 nC and -3.0 nC, correspondingly. Determine the electric field among the plates. i) Determine what force is applied on an electron positioned between the plat
2,3-dimethyl-1,3 butadiene was treated with 1 mole ofBr2 . Bromine was added to the dyne in a 1,4 fashion. From this information illustrate the structure of the isolated products.
A parallel-plate capacitor consists of rectangular plates having dimensions of 5.5 cm 8.0 cm. When the plates are separated by a sheet of 1.5 mm thick Teflon TM (K = 2.1), determine how much energy
Sketch spectrums for range from 0Hz to 25000Hz. Ensure to labele frequencies. Plot recovered analog signal spectrum if ideal lowpass filter with the cutoff frequency of 4.5 khz is used to filter sam
If so how much water would spill out? Discuss how much water could you add to the container after the ice melted? In a would the water spill out of the container once the ice melted?
The two 11 cm long thin glass rods uniformly charged to +8 nC are positioned side by side, 4.0 cm apart. Determine the electric field strengths E1 to E3 at distances 1.0 cm, 2.0 cm and 3.0 cm to the
Calculate the iodide ion concentration in a solution if the addition of an excess of 0.100 M Pb(NO3)2 to 32.3 mL of the solution forms the 385.9 mg of PbI2?
A glass window of 0.35 cm thick evaluates 77 cm by 36 cm. Determine how much heat flows via this window per minute when the inside and outside temperatures differ by 18° C? Response in kJ/min.
An object is positioned 2.5 f in front of the concave mirror. Write down the characteristics of the image generated. Sketch a ray diagram to confirm your outcomes. (Please illustrate on a graph)
A capacitor consists of a capacitance of 70 pF, which rises to 190 pF if a dielectric material is among its plates. Determine the dielectric constant of the material?
Determine the person attempts to climb the ladder, determine how far up the ladder will the person arrive at before the ladder slips (kaboom)? The acceleration of gravity is around 9.8 m/s^2
The two coupled boxcars are rolling all along at 2.0 if they collide with and couple to a third, stationary box-car. i) Determine the final speed of the three coupled box-cars?
The identical block suspends form the end of the string. The string doesn’t slip on the pulley or stretch. Determine the magnitude of the linear acceleration of the blocks?
Supposing the angular momentum of the electron around the nucleus is h/2π, compute the orbital speed of the electron and the angular frequency of the motion of electron. Compute the kinetic energ
Determine the energy in electron-volts needed to eliminate the remaining electron from doubly ionized lithium (Li2+) atom. (In eV)
If car A reaches mile marker M 20 minutes before car B, how much time will elapse between time that car B reaches mile marker M and time that car B reaches car A?
Force F = (10.0 N) ihat + (-5.0 N) khat acts on the pebble having position vector r = (1.10 m) jhat + (-1.2 m) khat, relative to the origin. (i) Determine the resultant torque acting on the pebble r
Find the speed of themotorboat in still water and speed of river current, if it takes three hrs to travel the distance of 45 miles upstream and two hours to travel 50 miles downstream.
While the system arrives equilibrium, you are given the latent heats of ice and steam and the specific heat of water: Lice = 3.33•105 J/kg, Lsteam = 2.26•106 J/kg, cwater = 4186 J/(kg °