Which Statements Are True for Redox Indicators

question 5

Multiple Choice

Which statements are true for redox indicators?
I.The color change occurs when the indicator goes from its oxidized form to its reduced form.
II. The color for the oxidized state of the indicator occurs when the ratio of the reduced state to the oxidized state is 1:10.
III. The range over which the indicator functions is E^o .
IV. The color for the reduced state of the indicator occurs when the ratio of the reduced state to the oxidized state is is 1:10.

• A)I,II,III,and IV
• B)III and IV
• C)I,III,and IV
• D)I,II,and IV
• E)I,II,and III

---

Definitions:

NDP

Net Domestic Product, an economic indicator measuring the total value of all goods and services produced within a country in a year, minus depreciation.

National Income

The total monetary value of all goods and services produced by a country's economy over a specific time period, excluding income earned abroad.

GDP

Gross Domestic Product, abbreviated as GDP, embodies the total market and monetary worth of all products and services that are finalized within a country's borders throughout a defined period.

Depreciation

An accounting method of allocating the cost of a tangible or physical asset over its useful life or life expectancy.