At the constant temperatures the lighter the gas molecules, the faster the average velocity of the gas molecules.
Answer:
Explanation:
fats, proteins, and carbohydrates
Uses of nonmetals in our daily life: Oxygen which is 21% by volume helps in the respiration process.
Nonmetals used in fertilizers: Fertilizers contain nitrogen.
Nonmetals used in crackers: Sulphur and phosphorus are used in fireworks.
The chemical formula for the compound strontium sulphide would be SrS.