Question

1.) Methane is a colorless, odorless gas. It oxidizes in air and has a boiling point of -161° C. Which property of methane is a chemical property?

A.
boiling point
B.
color
C.
odor
D.
oxidizes in air


2.)A cube of sodium chloride—which is table salt—is soluble in water.

*use picture
A _______ property of salt is that it will _______ in water.
A.
physical; corrode
B.
physical; dissolve
C.
chemical; dissolve
D.
chemical; sink

Answer 1

1) D. Oxidizes in air

2) B. Physical; dissolve (This is because salt can also be separated from the water)

Answer 2

Hey there! Lets see what I can do for you today.

1) D. Oxidizes in air

2) B. Physical; dissolve (This is because salt can also be separated from the water)

I hope this helps!