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The colony of bacteria grows according to model below where A is estimated in grams and t is evaluated in days. Determine the initial amount of bacteria?
Describe the concentration of [I2] in a 50.0 mL solution that has been prepared by the mixing 1 g of KI with 0.1 gram of iodine? Value of K = 825 K= [I3-] /([I2]*[I-])
The two objects attract each other having a gravitational force of magnitude of 0.99 x 10-8 N when separated by 19.0 cm. When the net mass of the objects is 5.01 kg, determine the mass of each?
A block of wood having volume V floats in water with 0.60V submerged. In oil the block floats with 0.82V of its volume submerged. (i) Determine the density of the wood.
If 1×10-3 of Cytosine is submitted to the combustion analysis, determine the numbers of moles of CO2 would be produced and explain how many moles of H2O would be produced?
The heat of vaporization (lv) of ethyl alcohol is around 200 cal g. When 2 kg of this fluid were permitted to vaporize in a refrigerator, determine how many grams of ice would be made from 0 c water
Crystalline sodium (Na) is a metal. One can consider that each and every atom contributes to the density of free electrons having the number of electrons at the higher energy atomic orbital (s-band
When the receiver employs a 5.00×10-3 H inductor, determine the range of capacitance required to receive all possible AM radio stations?
Generation time for mycobacterium tuberculosis is 16 hrs. How long will it take for two of these bacteria to multiply to 256 bacteria.
An AC generator produces a maximum emf of 35 V and runs at a frequency of 12 Hz. At a time t, the emf is at a maximum. Determine how many seconds after t does it take for the emf to fall to zero?
The image at the back a convex mirror (radius of curvature = 90.0 cm) is situated 39.0 cm from the mirror. (i) Where is the object situated (give the distance to the mirror) and (ii) Determine the
Determine the biggest index of refraction that the liquid can encompass, such that none of the light is transmitted to the liquid and all of it is reflected back to the solid?
(i) Compute the angular acceleration. (ii) Compute the time needed to complete the 65 revolutions mentioned.
The combustion reaction of gasoline vapor in the automobile cylinder accelerates the piston at 2024.0 cm/s2. The piston consists of a mass of 500.0 g and a diameter of 5.50 cm. Compute the pressure
Consider polar equation r = 2 + 3sin(θ). Determine all the values of θ where abs(r) is maximum or zero. Explain symmetries of conic represented by the equation.
A violin plays a melody line and is then attached by nine other violins, all playing at the similar intensity as the first violin, in a repeat of the similar melody. (i) If all of the violins are pl
The Bruces are saving for the sons college education. If wish to add $20,000 to the college fund at end of 5 years, how much must they deposit every month into the account with APR of 6.12%.
When the submarine is at a submerged position at an angle of 20 degrees to the normal to the ocean surface and in the similar plane with respect to the aircraft, can communication be established kno
A coil lies flat on a level table top in an area where the magnetic field vector points straight up. The magnetic field all of a sudden grows stronger. If viewed from above, determine the direction
If it has reached a height of 550, its engines rapidly fail so that the just force acting on it is now gravity. (i) Determine the maximum height this rocket will reach above the launch pad?
Find out the speed needed on the conveyor to make sure that the block stays on the semi-circular track and makes it to the table. Find out too the distance that the block moves all along the length
When the collision is perfectly inelastic, determine the speed of the hammer and nail instantly after impact.
A motorcycle and rider encompass a net mass equivalent to 300kg. The rider exerts the brakes, causing the motorcycle to accelerate at a rate of -5 m/s2. Determine the total force on the motorcycle?
A ray of light traveling via air encounters a 1.4 cm thick sheet of glass at a 42 degree angle of incidence. Determine how far does the light ray travel within the glass before emerging on the far sid