PS Ch.2 Section 1 and 2 Review for Flashcard

Front

What is carbon monoxide (CO)?

Back

Carbon monoxide (CO) is a colorless, odorless gas that is a product of incomplete combustion. It is not a mixture; it is a compound.

Front

How many carbon atoms are in 3C12H22O11?

Back

There are 36 carbon atoms in 3C12H22O11.

Front

How do you calculate mass using density and volume?

Back

Mass = Density × Volume. For example, if a metal has a density of 0.56 g/mL and a volume of 32 mL, the mass is 0.56 g/mL × 32 mL = 17.92 g.

Front

Is iron a pure substance?

Back

Yes, iron is a pure substance because it consists of only one type of atom.

Front

What is a chemical property?

Back

A chemical property is a characteristic of a substance that can only be observed during a chemical reaction, such as flammability.

Front

What is the definition of a mixture?

Back

A mixture is a combination of two or more substances where each retains its own properties.

Front

What is the difference between a compound and a mixture?

Back

A compound is a substance formed when two or more elements chemically bond together, while a mixture is a physical combination of substances.

Front

What is density?

Back

Density is the mass of a substance per unit volume, typically expressed in g/mL or kg/m³.

Front

How do you find the volume of an irregular object?

Back

You can find the volume of an irregular object by using the water displacement method: submerge the object in water and measure the volume of water displaced.

Front

What is the formula for calculating density?

Back

Density = Mass / Volume.