What Is the PH of a Solution Prepared by Mixing

question 57

Multiple Choice

What is the pH of a solution prepared by mixing 500.mL of 0.10 M NaOCl and 500. mL of 0.20 M HOCl? [K_a(HOCl) = 3.2 × 10^-8]

• A) 4.10
• B) 7.00
• C) 7.19
• D) 7.49
• E) 7.80

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Definitions:

Optimal Choices

Optimal choices refer to decision-making that maximizes utility or benefit within given constraints, finding the best possible outcome from a set of alternatives.

Scarcity

The basic economic issue arises from the reality of endless human desires facing the constraint of finite resources.

Normative

Pertaining to or expressing judgments based on values, standards, or ideals, often concerning what is right or wrong, or what ought to be.

Positive

Refers to statements or assertions that are objective and based on factual evidence, often used in the context of affirming information in sciences and economics.