A Solution Contains 0

question 131

Multiple Choice

A solution contains 0.50 (K_a = 2.0 × 10^-8) and 0.22 M NaA. Calculate the pH after 0.05mol of NaOH is added to 1.00 L of this solution.

• A) 7.48
• B) 7.70
• C) 7.34
• D) 7.92
• E) 7.19

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Definitions:

Time

A continuous, measurable quantity in which events occur in a sequence from the past through the present to the future.

Simple Interest

Interest computed on the original sum of a loan or deposit, not including the effects of compounding throughout the duration.

Simplification

The process of reducing a mathematical expression or equation to its simplest form.

Like Terms

Terms in an algebraic expression that have the same variable factors and thus can be combined or simplified.