A student crushed a piece of chalk and mixed the chalk powder in 100 mL water. The water appeared white and cloudy. She claims that the mixture is a suspension. What justifies her claim?
a. The particles mix completely with water.
b. The particles of chalk form a separate layer.
c. The particles of chalk are visible through the naked eye.
d. The particles of chalk are uniformly distributed in water.
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Answer:
b
Explanation:
The particles of chalk form a separate layer
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