Evaluate the final temperature of the mixture
You have 750 g of water at 10.0 C in a large insulated beaker. How much boiling water at 100.0 degrees C must you add to this beaker so that the final temperature of the mixture will be 75 degrees C?
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The diameter of the cylinder is 16 meters, and the mass is 1000 kg. Using Impulse-Momentum if the power is cut off, how long will it take the container to come to rest?
The exhaust of each turbine is cooled to near saturated liquid conditions at 4 psia in a single condenser. Assuming this PWR operates on an ideal Rankine cycle, calculate the power transferred by the condenser?
Sampling plan for a movie promotion. Advertising companies often try to characterize the average user of a client's product so ads can be targeted at particular segments of the buying community.
The structure shown is constructed of circular rod which has a mass of 8.5 kg per meter of length. Determine the moment MO about O caused by the weight of the structure. Find the magnitude of MO.
Fe + 2HCl = FeCl2 + H2 A piece of metallic iron (10 moles) was dissolved in concentrated hydrochloric acid. The reaction formed hydrogen gas and iron chloride. How many grams of HCl were consumed?
The density of the material is 1500 lb/ft3. The object falls in rotation about point O from a horizontal to a vertical position. How much work is done on the object?
An aluminum rod has a resistance of 1.234 4 at 20.0°C. The rod is cooled down to 20 C. And at that temperature it is stretched to twice its length at 20C. Find the new value of the resistance of the rod.
How many milligrams of MgI2 must be added to 250.0 mL of 0.0876M KI to produce a solution with [I-]=0.1000 M? Note that this assumes no volume change upon addition, probably not abad assumpution for such a small amount.
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