A piece of solid copper, at 10°C, is dropped into a graduated cylinder of 100°C water. Which statement BEST describes the change in heat energy in this system?
A)
Both water and copper temperatures decrease
B)
The temperatures of both substances remain constant.
Water temperature increases, copper temperature decreases.
D)
Water temperature decreases, copper temperature increases
ustration?

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

1. explain hydrogen peroxide, h 2 o 2 properties and decomposition reaction. 2. describe how each of the following natural cycles plays a part in earth’s climate system. (a) the water cycle (b) the carbon cycle

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?