Stoichiometry Quiz (Bagsakan na this!!)

Find the molar mass of C₁₁H₂₂O₁₁

• 303 g

• 333 g

• 330 g

• 302 g

It is the quantity of a substance that contains the same number of atoms in a 12g of

Carbon-12.

• Avogadro's number

• Mole

• Molar mass

• Percent composition

How many moles are present in

434 g of Fe₃SO₄?

• 1.64 mol

• 6.41 mol

• 1.46 mol

• 4.16 mol

It is the sum of all masses of the atoms present in one mole.

• Percent composition

• Atomic mass

• Molar mass

• Mass number

What is the mass of 3 mol of Ca(OH)₂?

• 212 g

• 121 g

• 222 g

• 202 g

How many substance (atoms/molecules)

are present in one mole?

• 60.2 x 10²³

• 6.02 x 10²⁴

• 6.03 x 10²³

• 6.02 x 10²³

How many molecules are present in

3.2 mol of NaCl?

• 1.82 x 10²⁴ molecules

• 1.93 x 10²⁴ molecules

• 2.32 x 10²³ molecules

• 2.28 x 10²³ molecules

It is the percentage of each element

present in a compound.

• Molar mass

• Atomic percentage

• Atomic weight

• Percent composition

What is the percentage of C (Carbon)

present in C₆H₁₂O₆?

• 24 %

• 34%

• 43%

• 40%

It deals with the relative quantities of

reactants and products present

in a chemical reaction.

• Balancing chemical equations

• Percent composition

• Stoichiometry

• Molecular weight