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Find the energy stored in the spring when the mass is stretched 6.00 cm from equilibrium after being released from rest.
Three 45-g ice cubes at 0 C are dropped into 5.00x102 mLof tea to make iced tea. The tea was initially at 20.0 C: when thermal equilibrium was reached, the final temperature was 0 C.
The radius of a proton is 0.9e-15 m; assume that if the particles touch, the distance between their centers will be twice that. What will be the total kinetic energy of both particles an instant bef
At a certain instant, a particle-like object is acted on by a force F = (3.0 N) ihat - (3.0 N) jhat + (9.0 N) khat while the object's velocity is v = - (2.0 m/s) ihat + (4.0 m/s) khat. What is the i
The reducing level of nitrogen monoxide compounds emitted in automobile exhaust is a priority of environmentally concern edcitizens. One response to this has been the development of catalytic conver
a) If the mass is not attached to the spring, how far up the slope will the mass move before coming to rest? b) If the mass is attached to the spring, how far up the slope will the mass move before co
The specific heat of zinc is 0.096cal/gC. Determine the energy required to raise the temperature of 250.0g of zonc from room temperature (24C) to 150.0C.
You need to send the rocket an instruction to tell how many bullets to fire. Success will bring you fame and glory, but failure of this $500,000,000 mission will ruin your career. How many bullets?
Two point charges are distance d = 59.3 cm apart, They have equal and opposite charge, each with magnitude Q = 8.62 µC. The negative charge is on the left, and the positive charge is on the ri
The characteristic odor of pineapple is due to acompound known as ethyl butyrate. Combustion of 2.78 mg ofethyl butyrate produces 6.32 mg CO2 and 2.58 mg H2O.
You stand on a spherical asteroid of uniform density whose mass is 2.51016 kg and whose radius is 11 km (11103 m).
A 30.9 cm long solenoid 1.17 cm in diameter is to produce a field of 0.405 T at its center. How much current should the solenoid carry if it has 1300 turns of the wire?
Which of the two functional groups present in p-aminophenol would react first with acetic anhydride and why? What is the function of water in this reaction?
A parallel-plate capacitor is connected to a battery. What happens to the stored enery if the plate separation is doubled while the capacitor remains connected to the battery? (Choose one and explai
Calculate the acetate ion concentration in a solution prepared bydissolving 8.90×10-3 mol of HCl(g) in 1.00 L of8.00×10-1 M aqueous acetic acid (Ka = 1.80×10-5).
A 45.0 kg crate is pushed up a frictionless 20° incline with a constant horizontal force. The magnitude of the acceleration of the crate is 0.100 m/s2. What is the magnitude of the horizontal fo
Atmospheric pressure decreases as you ascend into the mountains.The atmospheric pressure on the summit of Mount Everest (8846m, the highest elevation on earth) is only 30% of the standard atmospheri
Given one block has a mass of 100 kg and takes 6.2 seconds to reach the ground at a height of 1m, what the is mass of the other block attached to the pulley?
Consider a circuit consisting of two 1620-O resistors connected in series across a 61.8-V battery. (a) Find the voltage across one of the resistors.
On a smoggy day in a certain city the ozone concentration was 0.42 ppm by volume. Calculate the partail pressure of ozone (in atm) and the number of ozone molecules per liter if the temperature and
Two capacitors are connected to a battery. The battery voltage is V = 4.5 V, and the capacitances are C1 = 4.60 µF and C2 = 3.35 µF. Determine the total energy stored by the two capacito
A particle that has an 6.4-µC charge moves with a velocity of magnitude 5.2 x 105 m/s along the +x axis. It experiences no magnetic force, although there is a magnetic field present.
What is the total volume of gaseous products, measured at 397 degrees celsius and 726 torr, when an automobile engine burns 100g C8H18 (a typical component of gasoline)?
If the loop the car is currently on has a radius of 26.0 , find the minimum height so that the car will not fall off the track at the top of the circular part of the loop.
The freezing point depression of a 1.00% by mass solution of acetic acid in benezene is 0.441 celsuis. Kf for benzene = 5.12 celsuis/m; Calculate the formula mass of acetic usion these datas.