What Is the PH of a 0

question 106

Multiple Choice

What is the pH of a 0.20 M solution of ammonia? The K_b value for ammonia is 1.8 * 10^-5.

• A) 9.56
• B) 9.26
• C) 4.74
• D) 11.28
• E) 2.72

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Definitions:

Factoring

The mathematical process of breaking down an expression into a product of its simpler factors or components.

Equation

A mathematical statement that asserts the equality of two expressions, usually denoted by the symbol "=".

X-Intercepts

Points where a graph intersects the x-axis.

Graphing Calculator

A handheld electronic device capable of plotting graphs, solving simultaneous equations, and performing other tasks with variables.