A 200-ML Sample of 0

question 84

Multiple Choice

A 20.0-mL sample of 0.25 M HNO₃ is titrated with 0.15 M NaOH. What is the pH of the solution after 30.0 mL of NaOH have been added to the acid?

• A) 2.00
• B) 1.60
• C) 1.05
• D) 1.00
• E) None of these choices is correct.

---

Definitions:

Well-Functioning Markets

Markets that efficiently allocate resources through the mechanism of supply and demand, leading to optimal outcomes for both buyers and sellers.

Market System

An economic system where decisions regarding investment, production, and distribution are based on supply and demand, and prices of goods and services are determined in a free price system.

Government Regulation

Laws and rules set by the government to control the way businesses and industries operate, with the aim of protecting public interest.

Total Surplus

The sum of consumer surplus and producer surplus in a market, representing the total benefit to society from trading a good or service.