3d3 Remediation (Mole to Mass/Mass to Mole)

3d3 Remediation (Mole to Mass/Mass to Mole)

Some text here about the topic of discussion

Multiple Choice

Using the balanced chemical equation:

Mg + 2 HCl --> MgCl₂ + H₂

How many grams of MgCl₂ is produced if 4.67 moles of HCl react?

• 219 g MgCl₂

• 4.67 g MgCl₂

• 94 g MgCl₂

Multiple Choice

Using the balanced chemical equation:

4NH₃ + 3O₂ --> 2N₂ + 6H₂O

Determine the amount of grams of N₂ is produced if 4.03 moles of NH₃ react?

• 28.0 g N₂

• 56.4 g N₂

• 2.02 g N₂

Multiple Choice

Using the balanced chemical equation:

2C₄H₁₀ + 13O₂ --> 10H₂O + 8CO₂

Calculate the number of grams of C₄H₁₀ needed to produce 5.12 moles of CO₂.

• 58.0 g C₄H₁₀

• 2.56 g C₄H₁₀

• 74.2 g C₄H₁₀

Multiple Choice

Using the balanced chemical equation:

2 Cu + O₂ --> 2 CuO

Determine the number of grams of O₂ needed to produce 0.7684 moles of CuO.

• 32.00 g O₂

• 0.3842 g O₂

• 12.29 g O₂

Multiple Choice

2 NaClO₃ (s) → 2NaCl (s) +3 O₂ (g)

12.00 moles of NaClO₃ will produce how many grams of O₂?

• 64 g of O₂

• 576 g of O₂

• 288 g O₂

• 0.563 g O₂

Multiple Choice

2 NaClO₃ (s) --> 2NaCl (s) +3 O₂ (g)  
12.00 moles of NaClO₃ will produce how many grams of O₂?

• 256 g of O₂

• 576 g of O₂

• 288 g O₂

Multiple Choice

4 Al + 3 O₂ –> 2 Al₂O₃  How much aluminum would be needed to completely react with 45 grams of O₂?

• 1.05 moles

• 3.75 moles

• 1.875 grams

• 1.875 moles