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Find amount of energy released by the earthquake of magnitude 7.5. First, simplify problem so that it is written in form b = log a.
A carbon steel piano wire of 2.2 m long with a cross-sectional area of around 2 × 10^-6 m2 and mass0.1 kg is stretched 7.6 mm. Find out the speed of transverse waves on the string. For carbon
Describe a Lewis structure that satisfies these requirements. A gaseous compound has a composition by mass of 24.8% C, 2.08% H, and 73.1% Cl. At STP, the gas has a density of 4.3 g/L.
When the string is 1.95 m long and forms an initial angle of 31.0o with the vertical, compute the speed of the particle at the given positions.
In a RLC series AC circuit, the resistance is 14 Ohms, the inductance is 12mH and the capacitance is 8 μF. The highest potential is 78 V, and the angular frequency is 100 rad/sec. Compute the ma
Calculate the Blood Alcohol Concentration of a suspect in a drunken driving murder if a sample had an absorbance of 0.578. Should he be charged with the impaired driving?
A spring having k = 45 N/m suspends vertically next to a ruler. The end of the spring is subsequent to the 15 cm mark on the ruler. When a mass of 1.9 kg is now joined to the end of the spring, wher
Determine a so the equation is true: (a 3) (2b-1)i=5 9i. The certain population increases according to model. Utilize model to find population when t=10.
As technician in a large pharmaceutical research firm, you have 2.00 L of 1.00 M KH2PO4 solution and 1.50 L of 1.00MKH2PO4 solution, as well as a carboy of pure distilledH2O.
An inductor of 38 mH is joined to a outlet where the rms voltage is 111 V and the frequency is 35 Hz. Find out the energy stored in the inductor at t = 4.3 ms, supposing that this energy is zero at t
Determine at what distance beyond the surface of metallic sodium is the electron’s probability density10% of what it is at the surface?
Determine the pH of blood if the pressure of CO2 drops to 30.0 mmHg if the normal physiological concentration of HCO3- is 24mM.
Compute the pH after addition of 50.0 mL of the titrant. Consider the titration of 50.0 mL of 0.20 M NH3 (Kb = 1.8 x 10-5) with 0.20 M HNO3.
Calculate the pH after addition of 30.0 mL of NaOH when a 30.0-mL volume of 0.50 M CH3COOH (Ka =1.8 x 10-5) was titrated with 0.50 M NaOH.
Determine the maximum rate dB/dt at which the magnetic component of the light modifies with time at the detector's position? The speed of light is c = 3 × 108 m/s, and µ0 = 4p × 10
(i) Determine their rotational speed after coupling? (ii) If rather the second disk is set spinning at 700 rev/min in the direction opposite the first disk's rotation, determine their rotational sp
Factor the polynomial completely if -2 is zero. Perimeter of the rectangle is 300 feet. Determine width of rectangle of maximum area?
A beam of electrons from a hot filament is accelerated having a voltage of 15 kV and then focused to a small spot on the specimen (i) Determine the wavelength in nanometers of the beam of incoming e
A battery of 12.0 V of negligible internal resistance is employed to charge 12 F capacitor via a 200 ohm resistor. Determine:The time needed for the charge to reach 75 percent of the peak value.
An aluminum sphere consists of a radius of 68 cm on the Earth. It is then taken to a distant planet where the atmospheric pressure P is much bigger than on the Earth. When the sphere consists of a r
Determine the effect on the boiling point of a solution which is formed by a soluble nonvolatile substance? Determine the temperature of the vapor above these two boiling solutions? What is the eff
Determine exponential growth function which models data for 1970 through 2000. Also, When did minimum wage reach $7.50 per hour?
A meter stick having a mass of around 0.160 kg is pivoted around one end so it can rotate without friction around a horizontal axis. The meter stick is held in a horizontal position and free. As it
If this light is focused on the diffraction grating, the whole first order spectrum is seen, however none of the second order spectrum is seen, determine the maximum spacing among lines on this grat
In the interference pattern, the fourth bright line of the wavelength one light takes place at the similar position as the fifth bright line of the wavelength two light. When wavelength one is ident