What Is the PH of a Solution Made by Mixing

question 153

Multiple Choice

What is the pH of a solution made by mixing 30.00 mL of 0.10 mol L^-1 acetic acid (CH₃COOH) with 50.00 mL of 0.100 mol L^-1 KOH? Assume that the volumes of the solutions are additive. K_a = 1.8 × 10^-5 for CH₃COOH.

• A)8.26
• B)9.26
• C)11.13
• D)12.40

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Definitions:

Gestation

The period of development inside the womb from conception until birth.

Birth Weight

The weight of a newborn measured immediately after birth, an important indicator of neonatal health and development.

Gavage-Feeding

The process of feeding a person or an animal through a tube inserted into the stomach, used when oral intake is not possible.

Preterm Newborn

A baby born before 37 weeks of gestation, often requiring specialized care due to underdeveloped organs.