This is the 14553rd most frequent Korean word.
물질의
"Material" or "physical."
In this sentence, '물질의' (of a substance) acts as a possessive descriptor for '특성' (properties), indicating that the properties belong to the substance.
물질의 특성은 실험을 통해 분석할 수 있습니다.
The properties of a substance can be analyzed through experiments.
Here, '물질의' (of matter) describes '상태 변화' (state changes), specifying that the state changes pertain to matter.
우리는 물질의 상태 변화를 연구하고 있습니다.
We are studying the state changes of matter.
In this case, '물질의' (of matter) qualifies '법칙' (laws), emphasizing that the laws being referred to are related to matter.