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A 10.0 L gas cylinder has been filled with 7.40 moles of gas. You measure the pressure to be 3.90 atm. What is the temperature inside the tank
A baggage handler throws a 20kg suitcase along the floor of an airplane luggage compartment with a speed of 1.2 m/s. What is the suitcase's coefficient of kinetic friction on the floor
A 18.0 L gas cylinder is filled with 6.00 moles of gas. The tank is stored at degrees celsius. What is the pressure in the tank
Sam, whose mass is 74kg , straps on his skis and starts down a 44m -high, 20? frictionless slope. Use work and energy to find Sam's speed at the bottom
The temperature outside is 15 degrees celsius, and the air pressure is 0.700 atm. Your neighbor, who released the balloon, tells you that he filled it with 4.20 moles of gas. What is the volume of g
If the volume is increased to 71.2 L at constant temperature, how many collisions will occur per square inch of this larger container
Two snowballs are moving directly toward each other along a vertical axis. Just before the snowballs collide, Draw a before and after picture of the collision
A 4.0-kg object has a velocity of 4.0 m/s headed east. An explosion causes it to break up into two smaller 2.0-kg objects. what is the velocity of the other object after the explosion
What temperature T2, in Celsius, is needed to reach this pressure. Express the temperature numerically in degrees Celsius.
A ball of mass 0.300kg that is moving with a speed of 5.4m/s collides head-on and elastically with another ball initially at rest. Calculate the velocity of the target ball after the collision
If the plant produces electric energy at the rate of 1.3GW , how much exhaust heat is discharged per hour
If the temperature changes to 89 degrees celsius with no change in volume or amount of gas, what is the new pressure, P2 , of the gas inside the container
An inductor that has an inductance of 15.0 H and resistance of 30.0 W is connected across a 100-V battery. Calculate the rate of increase of the current
The next day you notice that some of the gas has leaked out. The pressure and temperature remain the same, but the volume has changed to 10.0 L. How many moles of gas (n2) remain in the cylinder
Equal masses of 0 oC ice and 100 oC steam are mixed together to form water. What is the final temperature of the water
A sperical source ratiates sound uniformly in all directions. At a distance of 18m, the sound intensity level is 100dB. what power is radiated by this source
What volume of O2 at 988 mmHG and 33 degree celsius is required to synthesize 12.5 mol of NO
a merry go round (a disk I=1/2MR^2, M=500 kg, R = 1.5m) roatates at 2m/s. What is the new rotation rate for the merry go round with the child
If the container is compressed to 2.40 L and the temperature is increased to 36 degree celsius, what is the new pressure,P2 , inside the container? Assume no change in the amount of gas inside the c
What Celsius temperature,T2, is required to change the volume of the gas sample in Part A ( T1= 35 degrees celsius, V1= 1120 L) to a volume of 2240 L? Assume no change in pressure or the amount of g
A 290 g piece of iron at 180 oC is placed in a 95 g aluminum calorimeter cup containing 250 g of glycerin at 10 oC. What is the specific heat of glycerin
an equeous solution contaning 0.003 M NaCl and 0.005 M CaCl2 is mixed with the polysacharide alingate to creat aahigh- viscosity liquid, calculate the activity coefficient of all ionic species at 25
A sample of gas in a balloon has an initial temperature of 35 degree celsius and a volume of 1120 L. If the temperature changes to 74 degree celsius, and there is no change of pressure or amount of
A tire is filled with air at 15 oC to a gauge pressure of 220 kPa. If the tire reaches a temperature of 38 oC, How much energy do you need to boil off 2 kg block of ice
A bullet is shot vertically up with v0 from ground level. The definition of vertical is by a plumb bob, find the location where the bullet returns to the ground