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Determine the volume of 1.44 M calcium chloride must be diluted with water to prepare the 408.0 mL of a 2.85×10-2 M chloride ion solution?
Determine the natural logarithm of the pressure in Pascal’s that should be applied to a cube of material of edge 49.6 cm to decrease the edge length by 0.076% when the bulk modulus of the mat
Estimate the flame temperature produced by the reaction when an oxyacetylene flame is often used in the welding of metals.
(i) What types of PE exist in the system? (ii) Determine the value of x if the block comes to rest momentarily while beginning from rest?
The same compounds A and B have different Rf values in a second solvent system: Rf=0.78 for B and Rf=0.81 for A. Which solvent system provides the greater separation?
Can in shape of the right circular cylinder is needed to have the volume of 500 cubic centimers. For what value of r is cost C minimum? If you can set up equation.
Calculate the volume of concentrated sulphuric acid needed to prepare 1.90 L of 0.470 MH2SO4 solution when the commercially available concentrated sulfuric acid is 18.0 MH2SO4.
A pole of 2.976 cm diameter projects 4.028 cm from the wall having a 1656 kg suspended object at its end .Take the shear modulus of the aluminum to be 3.0 x10^10 N/m^2. Avoiding the rod's weight, de
A block of 73 Kg rests on the frictionless table. This is joined to a hanging block of 220 kg by a frictionless pulley. Determine how many m/s/s do the two blocks accelerate?
The hydrocarbon mixtures are used as fuels. Calculate the mass of CO2(g) which is formed by the combustion of 191.1g of a mixture that is 54.9% CH4 and 45.1%C3H8 by mass?
Determine what would happen to the focal length of the concave mirror when its radius of curvature were raised? When R was made large adequate, what would occur to the focal length of the mirror?
The light of wavelength of 625 nm is incident perpendicularly on the soap film (with n = 1.30) hanged in air. Determine the smallest two thicknesses of the film for which the reflections from the fi
A plane electromagnetic sinusoidal wave having frequency 51.1 MHz travels in the free space. The speed of light is around 2.99792 x 108 m/s. i) Find out the wavelength of the wave.
A wave consists of a wavelength of 4.4 x 10−7 m and a speed of 8 x 107 m/s in a specific material. i) Determine its frequency in the material?
The can in shape of the right circular cylinder is needed to have the volume of 500 cubic centimers. State total cost C of material as the function of radius r of cylinder.
i) When the primary (input) coil in the transformer in adapter consists of 110 turns, determine how many turns are there on the secondary (output) coil? ii) Determine the rms power delivered to the
How many would remain after one half lifes, two half lives, three half lives, and after four half lives if we start with 48 atoms of a radioactive substance.
A hair drier employs 12 A at 116 V. This is employed having a transformer in England, where the line voltage is 231 V. i) What must be the ratio of the turns of the transformer (primary to the seconda
Let, consider an isotropic point light source S situated at some height h directly over a point M on a horizontal plane. When point P is on the plane at a distance r from M, verify that the source S
A block of 5.0 kg on a table (on Earth) is pushed through a force F = 67 N. When the coefficient of kinetic friction among the block and the table is 0.4 the acceleration of the block is ___________
In a specific radio wave, the shortest distance among positions where the electric and magnetic fields are zero is 0.90 m. Find out the frequency of the radio wave.
Due to corrosion, surface area of cable decreases at rate of 740 in2 per year. State diameter d of cable as the function of time t (in years).
The exercise program comprises of a set of consecutive high jumps, each one 45.0cm to the air (that is pretty good for a human) and lasting 1.50s, on the average. Explain how many jumps must the per
Sketch an RC circuit that consists of a time constant of 1.0 seconds by using just four 400 microfarad capacitors and twelve 150 ohm resistors.
Find out the position of the image. Is it in front of or behind the mirror? (Employ a negative number beneath to point out the image is behind the mirror.)