Which One of the Following Aqueous Solutions Will Have a PH

question 74

Multiple Choice

Which one of the following aqueous solutions will have a pH of 2.00 at 25 °C? (K_w = 1.01 × 10^-14)

• A) 0.020 M HNO₃
• B) 2.0 M NaOH
• C) 10.0 M HBr
• D) 10.0 M KCl
• E) 0.010 M HCl

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Definitions:

Surface Area

The total area that the surface of an object occupies, impacting its chemical reactivity and physical interactions.

Kinetic Energy

The energy possessed by an object due to its motion, calculated as one half the mass times the velocity squared.

Reaction Sites

Specific regions on a molecule where a chemical reaction occurs or is facilitated.

Particle Orientation

The specific alignment or direction of particles' axes relative to each other or to external fields, influencing their reactions and properties.