Question

question 2
which of the following are physical properties? select all that apply.
methanol boils at 148.5 f
magnesium burns brightly in a flame to produce magnesium oxide
iron combines with oxygen in presence of water to form rust
solid sulfur is yellow

Explanation:

Physical properties can be observed or measured without changing the substance's chemical identity. Boiling point and color are physical properties. Burning of magnesium and rust - formation of iron are chemical reactions as new substances are formed.

Answer:

methanol boils at 148.5 F, Solid sulfur is yellow