Calculate the Percent Ionization of Nitrous Acid in a Solution

question 47

Multiple Choice

Calculate the percent ionization of nitrous acid in a solution that is 0.210 mol L^-1 in nitrous acid (HNO₂) and 0.290 mol L^-1 in potassium nitrite (KNO₂) . The acid dissociation constant of nitrous acid is 4.50 × 10^-4.

• A)58.0
• B)0.154
• C)16.6
• D)2.74 × 10^-3
• E)1.55

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Definitions:

Price Effect

The change in the quantity demanded of a good or service caused by a change in its price.

Deadweight Loss

The loss of economic efficiency that occurs when the equitable market outcome is not achieved, often due to taxes, subsidies, or artificially imposed prices like price ceilings or floors.

Perfect Competition

A market structure characterized by a large number of small firms, a homogeneous product, free entry and exit, and perfect information that leads to firms being price takers.

Short-Run Supply Curve

A graphical representation showing the quantity of goods a firm is willing and able to supply at different prices in a given short-term period, holding some factors constant.