Chemistry Practice Final 2024 Semester 1 Dr. J

Front

What is the SI unit used to measure force?

Back

newtons

Front

What is the formula for calculating density?

Back

Density = Mass/Volume

Front

If a rock has a mass of 14g and a volume of 2cm³, what is its density?

Back

7 g/cm³

Front

What is the volume of one mole of gas at STP?

Back

22.4 L

Front

How many particles are in a mole?

Back

6.02 x 10^23

Front

What are intensive properties?

Back

Properties that depend on the identity of the substance, such as hardness and boiling point.

Front

What are extensive properties?

Back

Properties that depend on the amount of substance, such as mass and volume.

Front

What is the relationship between moles and volume at STP?

Back

At STP, 1 mole of gas occupies 22.4 L.

Front

How do you convert grams to moles?

Back

Moles = Mass (g) / Molar Mass (g/mol)

Front

What is the molar mass of water (H₂O)?

Back

18 g/mol