Stoichiometry Mole to Volume

Determine the number of moles of AlNO₃ that are in 264 g of the compound.

• 2.97 mol

• 3.45 mol

• 2.73 mol

Tags

NGSS.HS-PS1-7

What volume of hydrogen will be produced at STP by the reaction 67.3 g of magnesium?

• 67.3 dm3 

• 0.12 dm3 

• 2.77 dm3 

• 1.15 dm3 

Aluminium reacts with hydrochloric acid. How many grams of aluminum are necessary to produce 11 dm^3  of hydrogen gas at STP?

• 13 g

• 8.25 g

• 0.99 g

• 1.0 g

___ is the study of the numerical relationships between products and reactants in a chemical reaction.

Tags

NGSS.HS-PS1-7

A(n) ___ is a ratio between the number of moles of any two substances in a balanced chemical equation.

Mole ratios for a reaction are obtained from the ___.

• balanced chemical equation

• total mass of products

• periodic table

• molar masses

In a balanced chemical equation, the numbers of individual particles and the numbers of moles of particles are represented by the ___.

• chemical symbols

• coefficients

• subscripts

• molar masses

What is the simplified mole ratio of the octane to carbon dioxide. (Write your ratio using the format A:B, where A and B are your numbers)

What volume of carbon dioxide is produced at STP when 44 g of propane is burned completely?

• 22.4 dm^3

• 44.8 dm^3

• 67.2 dm^3

• 89.6 dm^3

In the reaction of nitrogen gas with hydrogen gas to form ammonia, what volume of hydrogen gas at STP is needed to react with 1 mole of nitrogen gas?

• 22.4 dm^3

• 44.8 dm^3

• 67.2 dm^3

• 89.6 dm^3