CHE 111 Chapter 3: part 2 Quiz

CHE 111 Chapter 3: part 2 Quiz

How many grams of H₂O will be formed when 32.0 g H₂ is mixed with 84.0 g of O₂ and allowed to react to form water?

hint: write and balance the chemical equation first, and find limiting reactant.

• 47.3 g
• ✔️ 94.6 g
• 23.6 g
• 286 g
• 144 g

For the reaction N₂(g) + 2H₂(g) → N₂H₄(l), if the percent yield for this reaction is 67.0%, what is the actual mass of hydrazine (N₂H₄) produced when 26.57 g of nitrogen reacts with 4.63 g of hydrogen?

• 45.4 g N₂H₄
• 20.4 g N₂H₄
• ✔️ 24.7 g N₂H₄
• 31.2 g N₂H₄
• 30.4 g N₂H₄

How many grams of Ca(NO₃)₂ can be produced by reacting excess HNO₃ with 8.90 g of Ca(OH)₂?

• ✔️ 17.8 g
• 8.90 g
• 9.86 g
• 39.4 g
• 19.7 g…………………………………..purchase this Quiz at $10 only