In a reversible chemical reaction at equilibrium, the concentration of X (the reactant) is 0.75 mol/L, and the concentration of Y (the product) is 2.25 mol/L. At 25°C, what would be the Keq?

A) 0.33
B) 3.0
C) 1.69
D) 1.50
E) 37.5


B) 3.0

Biology & Microbiology

You might also like to view...

What are the primary functions of both photosystems I and II ?

A. produce ATP and NADP+ B. produce CO2 and ATP C. produce ATP and NADPH D. produce O2, ATP, and NADP+ E. produce O2, ATP, and NADPH

Biology & Microbiology

Why do aquatic systems seem particularly vulnerable to disruption by exotic consumers?

A) because higher temperatures result in faster population growth B) because humans typically ignore problems in aquatic systems C) because of the predominance of top-down control of community structure by consumers D) because of the low productivity of aquatic ecosystems

Biology & Microbiology

Which of the following occurs as air rushes into the lungs from the environment to equalize air pressure?

a. inspiration b. contraction c. expiration d. none of the above

Biology & Microbiology

An atom has 19 protons, 19 electrons, and 20 neutrons; what is its atomic mass number?

A) 19 B) 20 C) 38 D) 39 E) 58

Biology & Microbiology