Which statement best explains why carbon is present in so many kinds of molecules? it has valence electrons. it can form four covalent bonds. it is abundant on earth. it can become an ion.

What is the electromagnetic spectrum? A. A list of all the different types of waves B. A chart of frequencies of light waves O C. An organization of waves based on what forms them D. A separation of just the visible part of light waves

What is the kinetic Energy of a 110 kg linebacker rushing towards his football opponent? The linebacker is moving at a velocity of 5 m/s toward his target.

How many donuts are in a mole of donuts?

Which sample of water has the lowest vapor pressure? 1. 100 mL at 50°C 2. 200 mL at 30°C 3. 300 mL at 40°C 4. 400 mL at 20°C

How are igneous rocks classified

I need to know about mitosis and meiosis

What is sediment and debris, and what role does it play in the way sedimentary rock forms?

How do I convert 4,500mm to a m

A substance that permits the flow of electrons is a (n a. conductor b. insulator

The volume, in liters, of 538 g of CO2