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1. For the following questions consider a compound of calcium and chlorine.
a. What type of bond do calcium and chlorine form?
b. Describe how this bond forms.
c. What is the chemical formula for the compound? Explain
A 50g marble moving at 2.2m/s strikes a 30g marble at rest. Assume the collision is perfectly elastic and the marbles collide head-on. What is the speed of the first marble
A golf ball of mass 0.045 kg is hit off the tee at a speed of45 m/s. The golf club was in contact with the ball for 5.0 x10-3 s. evaluate the average force exerted on the ball by the golfclub
Suppose that 40 grams of a radioactive isotope is discovered to have 1.25 grams remaining after 24 hours. What is the half-life of this isotope
A satellite is in a circular orbit about the earth (ME = 5.98 1024 kg). The period of the satellite is 2.70 104 s. What is the speed at which the satellite travels
a 15 kg flywheel has all its mass around its outer rim. a string is wrapped around it and a m 3.7 kg weight is hanging
a diffraction grating with 345 linesnm is 1 m in front of a screen. what is the wavelength of light whose first-order
A 500 g mass is mounted on a spring of constant k = 3.3 N/m. The damping constant for this system is 8.0 x 10^-3 kg/s. How many oscillations will the system undergo during the time the amplitude decays to 1/e of its original value? (Do not round ..
Three identical 6.0-kg cubes are placed on a horizontal frictionless surface in contact with one another. What is the magnitude of the force exerted on the middle cube
A rock is thrown at some angle above the horizontal with a certain velocity. It reaches its highest point & starts falling down. What is the magnitude of the acceleration of the rock
Determine how much force is needed to keep a 62 kilogram crate moving across a floor at constant speed if the coefficient of friction between the floor and the crate is .18
find the electric field at the center of a square produced by four equal 2 muc charges located at its corners. also for
A string is58.0cm long and has a mass of 3.00 g. A wave travels at5.25m/s along this string. A second string has the same length, butone-fourththe mass of the first. If the two strings are under the same tension, what is the speed of a wave along ..
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