The answer is Condensing or condensation.
A teratogen is an exposure (substance, organism or process) in pregnancy that has a harmful effect on the fetus. Teratogens can be diseases, medications, drugs and environmental exposures.
Answer:
C.
The air pressure creates a vacuum in the straw that pulls the air into the liquid.
Explanation:
Mg + <u>2</u>HNO2 → Mg(NO2)2 + H2