Chicken-
countable: the animal
Uncountable: food
Paper-
Countable: individuals documents
Uncountable: paper in general
Time-
Countable: Specific events, moments in time
Uncountable: The general concept of time
Hair-
Countable: Individual strands of hair
Uncountable: Hair in general
Room-
Countable: The specific places in a house, apartment, hotel, etc.
Uncountable: “Room” meaning “space” in general
Memory-
Countable: Specific memories of past events
Uncountable: The ability to remember (in general)
I THINK THIS IS THE ANSWER