Let the solution cool down really slowly, don’t disturb it at all.
Compounds are made of two or more atoms of different elements, such as water (H2O) and methane (CH4). Atoms are not drawn to scale. Molecules of compounds have atoms of two or more different elements.
Answer:
B. SONAR (Sound Navigation Ranging)
Explanation:
Just took the test
Answer:
im guessing it's the second one