Iron reacts with oxygen to form iron oxide (rust). Which best describes this statement?

- Iron oxide is the liquid state of iron

- Iron oxide is formed by rearranging atoms

- Iron oxide is made up of only iron atoms

The addition of which substance will decrease the solubility of AgNO3 in water? 1) 0.1 M potassium chloride 2) 0.1 M barium chloride 3) 0.1 M sodium nitrate 4) 0.1 M sodium carbonate

Sibling rivalry may occur when: children are competing for parents' attention. a new baby is introduced into the family. children believe their parents are not being fair All of these choices are correct.

Which gas diffuses faster at the same pressure and temperature co2 or co

Explain how melting is considered endothermic

The main reasons why h2co has a higher vapor pressure at a given temperature when compared to ch3oh is that h2co

What diseases have increased public awareness of infection control over the past few years?

What type of reaction is sodium reacting with chlorine

1. If temperature is increased, the number of collisions per second

1. Tonic Bonds are a. Formed when a metal and nonmetal transfer electrons b. Formed when a nonmetal and nonmetal share electrons Formed when a metal forms || bonds with other like atoms d. Formed when noble gases lose electrons

Why does the sun appear to be the brightest star in the sky? A - Its apparent brightness is much greater than other stars. B - It burns more gas, making it brighter than any other star.