A 130. 3 g piece of copper (specific heat 0. 380 j/g･°c) is heated and then placed into 400. 0 g of water initially at 20. 7°c. The water increases in temperature to 22. 2°c. What is the initial temperature (in °c) of the copper? (the specific heat of water is 4. 184 j/g･°c)

The graph shows the populations of two species in a particular region over two decades. based on the graph, what can you conclude about the relationship between the two species? a. the two species have a parasitic relationship. b. the two species are mutualistic in nature. c. the two species exhibit commensalism. d. the two species have a prey-predator relationship. e. the two species have a familial relationship.