Four properties of water are listed. It is colorless and odorless in its pure form.
It reacts with metals to form metal hydroxide and hydrogen gas.
When heated to 100 °C, water evaporates.
It decomposes to form hydrogen and oxygen.
Which are the physical properties of water? (3 points)

What semimetal can form four single covalent bonds.

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.

Identify two types of chemical bonding in the source of dietary potassium