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Question:
Calorimeter has aluminum inner cup of mass 120 gram containing 100 ml water at temperature 20 degree Celsius. Brass piece with mass 100 gram is heated to 100 degree Celsius, and then immersed in the calorimeter.
Calculate the final temperature of the system. The specific heat of brass is 0.09 cal/(gramXdeg.C) . The additional necessary data are provided in the text.
an airplane has a velocity relative to the air of 194 ms in a westerly direction. if the wind has a speed relative to
The only brand with a different makeup was Eat Slim Veal Hot Dogs. Which point on your stemplot do you think represents this brand?
An artillery shell is fired with an initial velocity of 300 m/s at 51.0° above the horizontal. To clear an avalanche, it explodes on a mountainside 47.0 s after firing. Illustrate what are the x and y coordinates of the shell where it explodes, re..
A closed gas system initially has volume and temperature of 4360mL and 646.0C with the pressure unknown. what was the initial pressure in torr
For a equilibrium two-phase system with the vapor above phase its corresponding liquid phase:
a professor drives off with his car mass 860 kg but forgot to take his coffee mug mass 0.41 kg off the roof. the
A spring with a spring constant of 251.9 N/m is compressed by 0.230 m. What is the speed of the ball bearing right after it loses contact with the spring
A scale model of an object (m = 100 kg, A = 35 cm2, V = 40 cm3) is made such that the dimensions of the scale model are 5 times larger than the original object
A cylindrical capacitor is 0.047 m long and has a cylindrical core with a radius of 0.025 mm and a cylindrical metal sheath with a radius of 0.084 mm. how much energy is stored in the capacitor in picojoules
A diverging lens has a focal length of -10.00 cm. If the object distance if 5.00 cm, what is the image distance(cm) and the value of magnification
A jumbo jet has a mass of 2.3 × 105 kg and a total wing area of 950 m2, what is the difference in pressure between the upper and lower wing surface
You allow yourself 34min to drive 24mi to the airport, but you're caught in heavy traffic and average only 19mi/h for the first 19min. What must your average speed be on the rest of the trip
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