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(a) Find the electric flux through each of the six faces of the cube. (b) Add the six values obtained in part (a) to show that the electric flux through the cubical surface is zero, as Gauss' law pr
When 10.0g of water at 100.0 oC isadded to 100.0g of water at 10.0oCin a calorimeter, the final temperature is 18.0oC. Calculate the heat capacity of the calorimeter. Specific heat of water is 4.18
Four lightweight balls A, B, C, and D are suspended by threads. Ball A has been touched by a plastic rod that was rubbed with wool. When the balls are brought close together, without touching, the f
Separation techniques were performed on a sample containing only sand and salt. The mass of the initial sample was 10.50 g. After the separation, 4.70 g of sand and 5.15 g of salt were recovered. W
A block weighing 100lbs rests on a rough level plane. The coefficient of friction is between the block and the plane is 0.42. what inclined push 45 degrees from the horizontal will cause the block t
A carbon-hydrogen-nitrogen-oxygen compound has a molecularmass of 116.12 u. In a combustion analysis, a 2.464 g sample yields3.735 g CO2 and 1.530 g H2O.
Consider a simple harmonic oscillator. Calculate the time averages of the kinetic and potential energies over one cycle, and show that these quantities are equal.
Assuming he jumps off just before the truck's front reaches a pole, how many poles are between Bond and the truck when Bond jumps off?
Calculate the pH during the titration of 30.00 mL of 0.1000 M KOH with 0.1000 M Hbr solution after the following additions of acid: 0 mL 15.00 mL 29.00 mL 29.90 mL 30.00 mL 30.10 mL 40.00 mL
If 2.15 g of an unknown solid nonelectrplyte is dissolved in18.1 g of naphthalene, the resulting solution is found experimentally to freeze 4.3 C lower than pure naphthalene.
Write down the equation of motion of the block and also the equation of motion of the sphere, each in terms of T and a?
Write down separate equations of motion for box a and box b? Calculate the acceleration and the tension in the wire?
A charge (uniform linear density = 7.60 nC/m) lies on a string that is stretched along an x axis from x = 0 to x = 2.00 m. Determine that magnitude of the electric field at x = 5.80 m on the x axis.
Lauryl alcohol is obtained from coconut oil and is used to make detergents. A solution of 5.00 g of lauryl alcohol in 0.100 kg of benzene freezes at 4.1 degrees C. What is the approx. molar mass of
How much energy in (kJ) must be removed in order to change 1.75 moles of water at 46.0 oC to ice at -24.0 oC in a process that takes place a constant pressure of 1.0atm.
The mass above it is held to the ceiling with a string, whose tension is 0.1 N. The masses are 1.4 m apart. What is the charge on the upper sphere (and make sure you get the sign right)?
A steel washer is suspended inside an empty shipping crate from a light string attached to the top of the crate. The crate slides down a long ramp that is inclined at an angle of 39 degree above the
Set theory is a model of a boolean algebra, II. Prove that Set Theory is a Model of a Boolean Algebra The three Boolean operations of Set Theory are the three set operations of union (U), intersect
The air outside the balloon has a temperature of 20.0°C and a pressure of 1.00 atm. How large a payload (including the envelope of the balloon itself) can the balloon lift? Use 29.0 g/mol for th
Also if plastic rod is rubbed with fur and acquires a charge of magnitude 7.50 nC. What is the change in mass of the rod?
A double-convex lens is to be made of glass with an index of refraction of 1.5. One surface is to have twice the radius of curvature of the other and the focal length is to be 40 mm. What is the lar
The automobile then undergoes a uniform acceleration of -4 m/s2 because of a red light and comes to rest. It remains at rest for 46.7 s, then accelerates back to a speed of 20.7 m/s at a rate of 2.36
A) A tennis ball is dropped from 1.51 m above the ground. It rebounds to a height of 0.822 m. With what velocity does it hit the ground? The acceleration of gravity is 9.8 m/s2 . (Let down be negative
Starting at the origin, going clockwise, the particles have masses 2.3 kg, 1.4 kg, 3.7 kg, and 2.9 kg. What is the location of the center of mass of the system of particles?