Answer:
Giá trị xà phòng hóa hoặc số xà phòng hóa (SV hoặc SN) biểu thị số miligam kali hydroxit (KOH) hoặc natri hydroxit (NaOH)
Answer: C
Explanation: Pesticides protect our crops, but some studies show that they cause consumers to gain weight:)
the fire spreading is what represents the form of heat transferring from one atom to another within an object and direct contact
The trough and the hill part
