Question

A student mixed equal
amounts of water and oil
together in a bottle and
found that the oil always
floated above the water.
What can be said about
the density of oil versus
water?
A. their densities are equal
B. oil has a greater density than
water
C. water has a greater density than
oil
D. oil and water must have equal
masses and volumes

Answer 1

Answer:

B

Explanation:

Water molecules are made up of oxygen and hydrogen atoms bonded together. Oxygen is heavier and smaller than carbon, so a volume of water molecules is heavier than the same volume of oil molecules. This makes water more dense than oil.

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