Mole conversions/counting atoms flashcardizz

Front

What is the mass of one mole of silver (Ag)?

Back

107.87 g

Front

How many grams are in 1.2 moles of neon (Ne)?

Back

24 grams

Front

What are the units for molar mass?

Back

grams/mole

Front

How many O's are in Al₂(SO₄)₃?

Back

12

Front

How many total atoms are in the equation 3He₂Ag₅?

Back

21

Front

What is a mole in chemistry?

Back

A mole is a unit that measures the amount of substance, defined as exactly 6.022 x 10²³ particles (atoms, molecules, etc.).

Front

How do you calculate the molar mass of a compound?

Back

Add the atomic masses of all atoms in the compound's formula.

Front

What is Avogadro's number?

Back

6.022 x 10²³, the number of particles in one mole of a substance.

Front

How many moles are in 48 grams of oxygen (O₂)?

Back

1.5 moles (Molar mass of O₂ is 32 g/mol).

Front

What is the relationship between moles and mass?

Back

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