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Julius Caesar expired, Julius Caesars exhalation had a volume of 500cm3 and contained 1 mole percent argon when the Julius Caesar. Suppose that P=1 atm and the T=300 K at the location of his demi
If we wished to build a "tank circuit" where electric charge initially stored on a capacitor flows via the inductor and then back again, determine what value of inductance must we place in series wi
A cylindrical rod produced from silicon (having the density 2.33 g/cm3) is 16.8 cm long and has a mass of 21.7 kg. Calculate the diameter of the cylinder?
At the lower point the pressure is around 1.67 x 105 Pa and the pipe radius is 2.70 cm. At the other point 2.50 m higher, the pressure is 1.33 x105 Pa and the pipe radius is 1.30 cm. (i) Determine the
If borax solution takes 0.76mL of 3M H2SO4 to neutralize a 10mLsample of Borax, Determine the concentration of borax solution (mol/L).
The rectangular field has the length 10 feet more than it is width. If area of field is 264, find dimensions of rectangular field?
The spherical weather balloon is filled with hydrogen till its radius is 3.00 m. Its total mass comprising the instruments it carries is 13.0 kg. (i) Determine the buoyant force acting on the balloo
Light falls on a pair of slits which is .00204 cm apart. The slits are 91.4 cm from the screen. The first-order bright line is 1.98 cm from the central bright line. Determine the wavelength of the
When volume does the mixture contain now? At 60C when the percent relative humidity is defined as %RH=PH2O/P* H2O where the P H2Ois the partial pressure of water in sample and the P*H2O=0.197 atm
CFCs , Chlorofluorocarbons are no longer used as refrigerants because they help destroy the ozone layer. Tri-chlorofluoromethan (CCl3F) boils at 23.8 degrees C and its molar heat of vaporization is 2
The radius of electron orbit is 5.3 * 10^(-11) m and the velocity of electron is 2.2 *10^6 m/s. Determine the magnetic field strength at the place of the protons?
This is an example of a worm-like-chain (WLC) model, where lp is persistence length and L is the contour length and kB is Boltzmann's constant.
When an underwater vehicle were to explore such a depth, then determine force which would the water apply on the vehicle's observation window (radius = 0.12 m)?
In sodium fluoride the mass ratio of sodium to fluorine is 1.21:1.A sample of sodium fluoride formed 27.6 g of sodium upon decomposition. Determine how much fluorine was formed?
When a commercial solar cell having a maximum output of 2 amps at 0.5v costs $30. Then determine the cost of a Photovoltaic System plant per peak kilowatt?
In order to raise the temperature 1.50 oC how much solar energy in kJ would have to be transferred to a 55.0 meter length of asphalt highway that is 15.0meter wide and 20.4 centimeters?
The objects volume is calculated by displacement of water in a100mL measuring cylinder and an unknown object has a mass of 38.533g. Before the object is immersed the volume reading is 52.4mL, and af
A 2 cm wide and .015 mm thick thin ribbon of a silver alloy carries a current of 6.98 A perpendicular to the magnetic field. The hall voltage is found to be 1.24 *10^-4 V if the magnetic field is 2.
When the solar cells employ have an efficiency of 10%, what area of land is required to generate an output of 1000 MW? Suppose that the mean isolation is around 500 W/m^2.
To find the mass of a metal object to be 27.02 g, a student used a triple beam balance (accurate to 0.01g) and then used a 50mLgraduated cylinder to calculate the volume of the object was 19mL.
Let the equation \((x-2)^2 + (y-1)^2 =9\). Determine the raduis of circle. Compute two points on circle wose x coordinate is equal to 2.
At 119.0 (centigrade's) to water at the 39.0 How much heat in kJ must be removed in order to change 3.36 moles of steam .The specific heat capacity of water vapor is 2.01 J g-1 oC-1
A small ferryboat is 4.00 m wide and 6.00 m long. When a loaded truck pulls onto it, the boat sinks an additional 3.50 cm into the river. What is the weight of the truck?
Determine the total work done, the total heat transfer as well as enthalpy changes and the internal energy for the process.
A commercially accessible solar cell module puts out 3Volts and 0.1 amp, and measures 5cm by 8cm. Determine how large an array is required to give an output of 40 W?