Anhydrous compound

Anhydrous salts, such as calcium chloride, can absorb moisture from the air, making them effective drying agents. They are often used in shipping containers to lower humidity and protect goods from moisture damage.

What is a natural property of some anhydrous salts?

• They emit moisture into the air.

• They dissolve in air.

• They change color when exposed to air.

• They absorb moisture from the air.

Why are anhydrous salts used as drying agents?

• They create a vacuum.

• They release oxygen into the air.

• They absorb moisture from the surroundings.

• They increase the temperature of the environment.

What is a common use of anhydrous calcium chloride?

• To increase the weight of goods.

• To add flavor to food products.

• To reduce humidity in shipping containers.

• To enhance the color of textiles.

How does anhydrous calcium chloride protect goods in shipping containers?

• By emitting a pleasant fragrance.

• By increasing the temperature inside the container.

• By reducing the humidity inside the container.

• By adding a protective layer on the goods.

What is the main benefit of using anhydrous calcium chloride in shipping?

• It enhances the appearance of the goods.

• It reduces the risk of moisture or condensation damage.

• It speeds up the shipping process.

• It prevents goods from freezing.