Stoichiometry Problems

Determine what volume of hydrogen gas will be produced when 1.77 grams of sodium metal react with water. Sodium hydroxide will also be produced.

• 0.862 L

• 3.45 L

• 0.0770 L

• 1.72 L

Tags

NGSS.HS-PS1-7

What volume of oxygen gas is needed to react with 3.14 grams of methane (CH₄) in a combustion reaction?

• 12.6 L

• 8.79 L

• 0.785 L

• 4.40 L

Tags

NGSS.HS-PS1-7

When 5.7 grams of aluminum oxide decomposes, how many grams of aluminum metal are produced?

• 1.5 g

• 2.2 g

• 3.0 g

• 2.5 g

Tags

NGSS.HS-PS1-7

What mass of potassium iodide are needed to react with 3.62 grams of fluorine gas in a single replacement reaction?

• 601 g

• 91.8 g

• 15.8 g

• 31.6 g

Tags

NGSS.HS-PS1-7

If 17.2 grams of aluminum react with hydrochloric acid (HCl), what volume of hydrogen gas will be produced?

• 21.4 L

• 578 L

• 1.15 L

• 14.3 L

Tags

NGSS.HS-PS1-7

What mass of water is produced when 25.5 grams of oxygen gas react with hydrogen?

• 14.3 g

• 28.7 g

• 35.7 g

• 7.18 g

Tags

NGSS.HS-PS1-7

What mass of sodium bromide will be produced when 0.69 moles of bromine gas react with sodium iodide in this single replacement reaction?

• 71.0 g

• 0.888 g

• 142 g

• 37.0 g

Tags

NGSS.HS-PS1-7

What volume of ethane (C₂H₆) is needed to react with 23.1 grams of oxygen in a combustion reaction?

• 6.60 L

• 16.2 L

• 11.2 L

• 4.62 L

Tags

NGSS.HS-PS1-7