The PH of a 0

question 70

Multiple Choice

The pH of a 0.30 M solution of a weak acid is 2.67. What is the K_a for this acid?

• A)2.1 × 10^-4
• B)4.4 × 10^-4
• C)1.5 × 10^-4
• D)6.6 × 10^-4
• E)none of the above

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Definitions:

Return

The income generated from an investment, or the act of returning goods to the seller for a refund or exchange.

Terms

Conditions and agreements under which something is provided or is to be provided, detailing the rate, quantity, and period.

Perpetual Inventory System

An accounting system that continuously records the quantities and values of inventory on hand and sold, updating records in real-time.

Discount

A reduction from the usual cost of something, often provided to incentivize purchases or payments.