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A mixture of 150 g of ice and 300 g of water is at 0 degressC. How many joules f heat energy must be transferred to brind thismixture to a final temp of 75 degress C? Assume that the heatenergy transfereed to the rooom is very small. Please showcalculations. (use 334*10^3J/kg for the laten heat of fusion of iceand 4190 J/kg C for the specific heat of water.
Two people are carrying a uniform 728.0 N log through the forest. Bubba is 3.1 m from one end of the log (x), What weight is Bubba supporting
A proton (mass m = 1.67 x 10-27 kg) is being accelerated along a straight line at 5.3 x 1011 m/s2 in a machine. If the proton has an initial speed of 7.5 x 105 m/s and travels 2.5 cm, what then is (a) its speed and (b) the increase in its kinetic ene..
An 77 kg quarterback jumps straight up in the air right before throwing a 0.43 kg football horizontally at 15 m/s. Illustrate how fast will he be moving backward just after releasing the ball?
the table below depicts a two-way anova in which gender has two groups male and female marital status has three
Heat continues to be supplied to the two pots at constant rates beyond the time when they have equal temperature. When the water in the second pot reaches 80°C, what is the temperature of the water in the first pot
A wave has an angular frequency of 190 rad/s and a wavelength of 2.6 m. Calculate (a) the angular wave number and (b) the speed of the wave.
Marta flies past you at 78% of the speed of light, traveling in a spaceship that would measure 50 meters from end to end if it were at rest in your reference frame. If you measure the length of her spaceship as it goes by, how long will it be from ..
Three blocks are located on a horizontal frictionless table. They are connected by a massless cord, What is the acceleration of the system
What is the height of the hill . Find the coefficient of kinetic friction between flight bag and floor.
q1. chuck norriss razor blade has an output force of 2500 lbs is used to shear his burley face. the shaving blade has
electric companies supply the area homes with 1 kiolwatt of power for one hour for an average cost of 8.5 cents. a
The figure below shows a wire ring of radius a = 2.0 cm that is perpendicular to the general direction of a radially symmetric, diverging magnetic field. The magnetic field at the ring is everywhere of the same magnitude B = 3.4 mT, and its direct..
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