PS Ch.2 Section 1 and 2 Review for Flashcard

Front

How many carbon atoms are in the molecular formula C12H22O11?

Back

There are 12 carbon atoms in C12H22O11.

Front

Is the ability of an acid to react with a base to form sodium chloride a physical property?

Back

No, it is a chemical property.

Front

How do you calculate the mass of a substance given its volume and density?

Back

Mass = Volume × Density.

Front

What is the mass of a metal with a volume of 32 mL and a density of 0.56 g/mL?

Back

The mass is 17.92 g.

Front

Is iron considered a pure substance?

Back

Yes, iron is a pure substance.

Front

Is the boiling point of water at 100 degrees Celsius a chemical property?

Back

No, it is a physical property.

Front

What is the definition of a pure substance?

Back

A pure substance is a material that has a constant composition and consistent properties throughout.

Front

What is the difference between a physical property and a chemical property?

Back

A physical property can be observed without changing the substance's identity, while a chemical property describes a substance's ability to undergo a chemical change.

Front

What is the formula to find density?

Back

Density = Mass / Volume.

Front

If a substance has a density of 0.56 g/mL, what does this indicate about its mass compared to water?

Back

It indicates that the substance is less dense than water, which has a density of 1 g/mL.