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A 120g iron container holds 150g of water all at 25.0 degreesC. Two objects are dropped into the water. The firstobject is a hunk of aluminum of unknown mass at 5.00 degreesC. The second is 200g of copper at 85.0 degrees C. Ifthe final temperature is 25.0 degrees C, find the mass of the aluminum.( Please include the answer)
question a cubic meter of copper has a mass of 8930kg. the block of copper is lowered into a lake by a strong cable
a metal block of mass 1.220 kg is hanging from a string. the tension in the string is 7.712 n. the block is submerged
In a television tube, electrons travel down the tube and strike the fluorescent material at the end of the tube. Their impact with this material causes light to be emitted, How long does the acceleration take
a parallel plate capacitor with plate separation d is connected to a battery. the capacitor is fully charged to q
a compound pendulum mass m is at rest hanging freely from a point o distance l from its center of gravity g. it has a
A hockey puck sliding on a frozen lake comes to rest after traveling 200m . If it's initial velocity is 3.0 m./s, How long is it's motion
the potential difference across a cell membrane is -87.8 mv. if the membranes thickness is 19.0 nm what is the
Assume that the Sun radiates like an ideal thermal source at a temperature of 6000 K, What is the intensity of the solar radiation emitted in the range 550.0 nm to 552.0 nm
A hoist is powered by an electric motor that draws 4.82 kilowatts of electric power. How long will it take this hoist to lift a 2550 kg mass to the top of a 75.4 m high building
calculate the fraction of which is submerged when the cylinder floats in alcohol. Fraction of Vwood submerged.
A shell is shot with an initial velocity v0 of 44 m/s, at an angle of ?0 = 60° with the horizontal. How far from the gun does the other fragment land
An object 4.0 cm high is placed at various distances in frontof a converging lens that has a focal length of +8.0cm. Describe by calculation the location, nature (real orvirtual and upright or inverted), and size of the image for eachobject location.
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