Inside a calorimeter is 100 g of water at 39.8 C. A 10-g object at 50 C is placed inside the calorimeter. When equilibrium has been reached, the new temperature of the water and metal object is 40 C. What type of metal is the object made from?

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.

a saline water is fed to a reverse osmosis unit at flow rate o rotameter connected to reject (retentate) line reads 8 installed in reject and permeate line reads 15.2 milli siemens/cm and 300 micro siemens/com respectively.