It's called a compound because different elements are held together by a chemical bond.
Answer:
Acceleration is defined as the rate of change for velocity.
Answer: the concentration of H in the stomach acid is greater than that of the lemon juice
Explanation:Please see attachment for explanation
Answer:
liquid
Explanation:
Gas has very low density but spreads fast. Solid has high density.
Answer:
The scientific method is a method of research in which a problem is identified, relevant data are gathered. Also hypothesis is made from this data, and the hypothesis is empirically tested.
Explanation: