Evidence of a chemical change does not include a) producing a gas. b) change in color. c) change in shape. d) change in temperature.

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.

Explain what happens at the saturation point when adding salt to water at room temperature.

What is the molar mass of ca(cio4)2