A Student Prepared a Stock Solution by Dissolving 10

question 113

Multiple Choice

A student prepared a stock solution by dissolving 10.0 g of KOH in enough water to make 150.mL of solution.She then took 15.0 mL of the stock solution and diluted it with enough water to make water to make 65.0 mL of a final solution.What is the concentration of KOH for the final solution?

• A)0)274 M
• B)0)356 M
• C)2)81 M
• D)3)65 M

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Definitions:

Incidence

The occurrence, rate, or frequency of a disease, crime, or something similarly undesirable.

Poverty

A state where individuals or communities lack the financial resources to meet basic living needs, such as food, shelter, and healthcare.

Elderly

Individuals, typically of an advanced age, often defined as those who are 65 years or older, representing a specific demographic group within society.

Gini Coefficient

A measure of income inequality within a population, ranging from 0 (perfect equality) to 1 (perfect inequality).