Two students are planning an investigation to determine if ionic or covalent bonds have stronger intermolecular forces. They are using salt (ionic), sugar (polar covalent), and moth balls (nonpolar covalent). Which property below would be the LEAST helpful in determining what bond type has the strongest intermolecular forces? Flammability

Solubility in water

Conductivity in water

Melting Point

Mrs. smith ordered a root beer float (vanilla ice cream + root beer). mrs. smith noticed that the three states of matter (solid, liquid, and gas) all existed simultaneously in her root beer float. a. identify each phase of matter in the root beer float. b. describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? ) c. identify one phase change you would see in a root beer float and described what causes this change.

Which of the following is a physical change? a.burning a piece of wood b.sawing a piece of wood in half c.rust forming on an iron fence d.a copper roof changing color from orange to green

Determine type of reaction & predict the product c3h12+o2 =