Determine the PH of a 0

question 155

Multiple Choice

Determine the pH of a 0.188 M NH₃ solution at 25°C.The K_b of NH₃ is 1.76 × 10^-5.

• A) 5.480
• B) 2.740
• C) 8.520
• D) 11.260
• E) 12.656

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Definitions:

Probability

The measure of the likelihood that an event will occur, quantified as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.

Return Percentage

The amount of gain or loss on an investment over a specified period, presented as a percentage of the investment's initial cost.

Market Risk Premium

The additional return expected by investors for taking on the risk of investing in the stock market over a risk-free rate.

Risk-Free Rate

The theoretical rate of return of an investment with no risk of financial loss, often represented by government bonds.