Rex makes himself a bowl of cereal. He puts 28 g of cereal in a bowl and then adds 245 g of milk. Before eating the cereal, he remembers that he has not yet finished his homework, and he runs off to his room to complete his work.
Fifteen minutes later, Rex comes back to the kitchen to eat his cereal. He notices that the milk has soaked into the cereal grains and made them larger. Which of the following is true about Rex's cereal-milk mixture?
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