You have a 0.793-m-long copper rod with a rectangular cross section of dimensions 0.0517 m by 0.0815 m. you maintain the ends of the rod at 44.5°c and 83.3°c, but otherwise insulate the rod from its environment. find the heat current* through the rod. the thermal conductivity of copper is 385 w/(m·k).

Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o          sncl2•4h2o          sncl2•6h2o

what is your question? collegechemistry 5+3 pts in november 1987, a massive iceberg broke loose from the antartic ice mass and floated free in the ocean. the chunk of ice was estimated to be 98 mi long, 25 mi wide, and 750 ft thick. a typical backyard swimming pool contains about 24,000 gallons of water. how many of these pools could you fill from the water in this iceberg? (assume the iceberg is a rectangular solid of the above dimensions and consists of water only). express answer in scientific notation.

What characteristics does a earthquake have