A blank studies and forecasts the weather using data gathered from many surfaces

Which of the following terms best describes the heart's function in a living organism? A. a pump B. a sponge C. a lock D. a lever

The atom of chlorine has several valence electrons in its

What is a Cilla? (In drawing)

The molar mass of h2o is 18.01 g/mom. The molar mass of o2 is 32.00 g/moo. what mass of h2o on grams must react to produce 50.00 g of o2

What type of chemical bond holds atoms together within a water molecule?

How do earthquakes happen? A. Because of a release of pressure from plate movement B. Only because of a volcanic eruption C. Because of motion of ocean waves D. Only because of a lack of pressure between plates

What happens when two objects made out of different materials are rubbed together? Subject: Electricity

In a redox reaction, which ion would you expect to be more easily reduced? In a redox reaction, which ion would you expect to be more easily reduced? Hypochlorite ion, ClO - They are equally reducible. Not enough information is given.

Which is the most important factor in determining the state of a substance? the size of the atoms in a substance the number of molecules in a substance the position of the electrons on the outer valence shells the balance between intermolecular

What happens when Potassium (K) forms and ion? A. It gains an electron <- - I believe this is correct. B. It loses an electron C. It shares and electron with a nonmetal D. It shares and electron with a metal