Multiple Choice
A chemical reaction has reached equilibrium when ________.
A) the concentrations of reactants and products are equal
B) all reactants have been converted to products
C) all products have been removed from the reaction mixture
D) the catalyst has been used up
E) the rate of the forward reaction equals the rate of the reverse reaction
Correct Answer:
Verified
Correct Answer:
Verified
Q57: Normal blood pH is about _.<br>A)6.8<br>B)7.0<br>C)7.2<br>D)7.4<br>E)7.6
Q58: When a reaction is at equilibrium,_.<br>A)all reaction
Q59: What is the pH of a solution
Q60: The name of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6909/.jpg" alt="The name
Q61: In any aqueous solution, <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6909/.jpg" alt="In
Q63: Ammonium hydroxide is a weak base because
Q64: Which of the following statements correctly describes
Q65: When hyperventilation (rapid breathing)causes a patient to
Q66: The neutralization reaction between <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6909/.jpg" alt="The
Q67: If lung problems like emphysema occur,the blood