Stoichiometry

Stoichiometry

Ms. Estropigan

Open Ended

From the activity we have done, why do you think it is important for us to determine the results of our actions?

Multiple Choice

How many eggs are needed to make 3 dozen cookies?

• 1

• 2

• 3

• 4

Multiple Choice

How much butter is needed for the amount of chocolate chips used?

• 1 cup

• 2 cups

• 3 cups

Multiple Choice

How many eggs would we need to make 9 dozen cookies?

• 2

• 4

• 6

Multiple Choice

How much brown sugar would I need if I had 1 ½ cups white sugar?

• 2 cups

• 3 cups

• 6 cups

Multiple Choice

1 mole of Sn atoms=___g/mol

• 79.90

• 118.70

• 200

Multiple Choice

1 mole of Br atoms= ___g/mol

• 79.90

• 118.70

• 200

Multiple Choice

A. Molar Mass of K2O = ________

• 100.2 g/ mol

• 45 g/ mol

• 94.2 g/ mol

Multiple Choice

A. Molar Mass of Al(OH)3= ________

• 100.2 g/ mol

• 78.01 g/ mol

• 94.2 g/ mol

Multiple Choice

What is the percent composition of lactic acid,

C3H6O3, a compound that appears in the blood

after vigorous activity?

• 40% C, 6.7% H, 53.3% O

• 8.0% C, 9.7% H, 53% O

• 70% C, 6% H, 3.3% O

Multiple Choice

What is the empirical formula for C4H8?

• C2H4

• CH2

• CH

Multiple Choice

What is the empirical formula for C8H14?

• C4H7

• C6H12

• C8H14

Multiple Choice

Which is a possible molecular formula for CH2O?

• C4H4O4

• C2H4O2

• C3H6O3