What will the new water temperature be
31g of copper pellets are removed from a 300C oven and immediately dropped into 90mL of water at 18C in an insulated cup. What will the new water temperature be?
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An ecologist studying plants in the desert performed the following experiment.
A thermos contains 165 cm3 of coffee at 85° C. To cool the coffee, you drop two 14-g ice cubes into the thermos. The ice cubes are initially at 0° C and melt completely. What is the final temperature of the coffee? Treat the coffee as if i
How are faults, foci (plural of focus), and epicenters related? Faults that are experiencing no active creep (relatively consistent yet minor movements) may be considered "safe."
A dockworker loading crates on a ship finds that a 18-kg crate, initially at rest on a horizontal surface, requires a 84-N horizontal force to set it in motion. However, after the crate is in motion, a horizontal force of 50 N is required to keep
Five batch jobs, A through E arrive at the scheduler at approximately the same time. They have estimated running times of 40ms, 50ms, 90ms, 30ms and 80ms respectively. Their priorities are 2, 3, 1,5 and 4, respectively, with 1 being the highest
An old riddle asks, "which has more mass, a kilogram of feathers or a kilogram of iron? The answer is that they have the same mass. Based on your knowledge of density, which would take up more space, a kilogram of feathers or a kilogram of iron?
Discussion the RDA guidelines recommending less than 30% of total calories come from fat.
A merry-go-round makes one complete revolution in 19s. A 44.3kg child sits on the horizontal floor of the merry-go-round 1.6m from the center. Find the horizontal force of friction that acts on the child.
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Is this an issue we should blame on society as a whole for creating and embracing a modern definition of christmas?
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Which stage of a social movement requires the development of clear objectives, rules, tactics, and policies? Social unrest Popular excitement
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