LU g of
61. Oil spreads on water to form a film about 120 mm
thick (two significant figures). How many square kilome-
ters of ocean will be covered by the slick formed when two
barrels of oil are spilled (1 barrel 31.5 U. S. gallons)?

How do forces between particles in gases compare to forces in the other states of matter? o a. the forces in gases are stronger than forces in solids but weaker than forces in liquids. o b. the forces in gases are weaker than forces in solids but stronger than forces in liquids. o c. the forces in gases are weaker than forces in solids and liquids. o d. the forces in gases are stronger than forces in solids and liquids. submit

Which is an example of a reversible physical change?

Covalent compounds: mastery test select the correct answer what is formed when atoms join together with a covalent bond? a. an ion b. a molecule c. a neutral atom d. a noble gas