Calculate the temperature change in the water
An 8.5 g ice cube is placed into 255 g of water. Calculate the temperature change in the water upon the complete melting of the ice. Assume that all of the energy required to melt the ice comes from the water.
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A golfer standing on a fairway hits a shot to a green, which is elevated 6m above the point where she is standing. If the ball leaver her club with a velocity of 43 m/s at an angle of 40° with respect to the ground. Find: a) The time it takes
A student suspected that an unknown was undergoing a chemical change at its melting point. Suggest a simple method for testingthe hypothesis.Why does a soluble impurity reduce the melting-point range of a pure compound?
A 2.00 -diameter current loop with 150 turns of wire is set up so that the field at the center is exactly equal to the earth's field in magnitude but opposite in direction. What is the current in the current loop?
If the coefficient of friction is 0.3, how long does it take the blocks to come to rest? what is the maximum velocity of B? A's mass of 50 kg and B mass of 30kg.
A thin, circular disc is made of lead and has a radius of 0.0350 cm at 20.0 °C. Determine the change in the area of the circle if the temperature is increased to 625.0 °C. The coefficient of linear thermal expansion for lead is 29.0 x 10-6
Determine the location of the stagnation point xo as a fucntion of V and m. (b) Determine the static pressure variation along the wall as function of x (c) sketch the resultant pressure distribution.
How do you write a balanced equation, predicting and identifying possible products of potassium phosphate and magnesium nitrate?
A 80 kg diver steps off a 10 m tower and drops from rest straight down into the water. If he comes to rest 4.1 m beneath the surface, determine the average resistance force exerted on him by the water.
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