Which of the Following Reactions Is Correctly Balanced?
A) N₂ $\rarr$

question 24

Multiple Choice

Which of the following reactions is correctly balanced?

• A) N₂ + H \(\rarr\) 2NH₃
• B) 2H₂O + C \(\rarr\) CO + 2H₂
• C) Zn + 2HCl \(\rarr\) H₂ + ZnCl₂
• D) CO + O₂ \(\rarr\) CO₂

Explain the concepts of torque and horsepower and how they are measured.

Recognize the types and purposes of different engine layouts and valve configurations.

Understand the roles of various engine components such as the throttle valve, camshaft, and oil pump.

Describe engine displacement and how it is measured.

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