The Following Question Refers to a Solution That Contains 1 $\times$

question 64

Multiple Choice

The following question refers to a solution that contains 1.99 M hydrofluoric acid,HF (K_a = 7.2 $\times$ 10^-4) ,and 3.00 M hydrocyanic acid,HCN (K_a = 6.2 $\times$ 10^-10) . Determine the [CN^-] at equilibrium.

• A)1.9 \(\times\) 10^-9 M
• B)3.8 \(\times\)10^-2 M
• C)4.9 \(\times\) 10^-8 M
• D)6.2 \(\times\) 10^-10 M
• E)none of these

---

Definitions:

Competitive Industry

A market sector characterized by many firms competing against each other for customers, leading to innovation and lower prices.

Market Demand

The total quantity of a particular good or service that all consumers in a market are willing and able to purchase at various prices.

Competitive Industry

An industry environment where numerous competitors offer similar products or services, resulting in the need for businesses to vie for market share and customer attention.

Homogenous Product

Goods that are identical in quality and cannot be distinguished from one another by consumers.